Core (6)

(Other definitions for key that I've seen before include "locker" , "Of crucial importance" , "Essential; solution" , "Scale system for music" , "Crucial arch-stone" .)

(Other definitions for hub that I've seen before include "throbbing heart" , "Centre (of network)" , "Centre of activity" , "Central part of a car wheel" , "Centre of wheel" .)

(Other definitions for bud that I've seen before include "Opening flower" , "Friend" , "Flower yet to open" , "Small pre-flower knob on plant" , "China to America?" .)

(Other definitions for nub that I've seen before include "Centre, heart" , "Gist - kernel" , "Central point or core of matter" , "Crux; lump" , "Central point of issue" .)

(Other definitions for inner that I've seen before include "Not quite bull's-eye" , "Interior" , "Part of the target near the bull'seye" , "may not satisfy this man" , "Concealed" .)

(Other definitions for heart that I've seen before include "Earth (anag) -- compassion" , "Centre; valour" , "See 22" , "Red card" , "Core - card" .)

(Other definitions for midst that I've seen before include "In the middle of (archaic or literary)" , "Central part" , "Thick (of things)" , "Among, amid" , "Where one is surrounded by other things" .)

(Other definitions for essence that I've seen before include "Crux" , "Nice fuel" , "Perfume or distillation" , "Distinctive inner nature of person or thing" , "Intrinsic quality" .)

(Other definitions for nucleus that I've seen before include "Central core of an atom" , "atomic centre" , "Centre of an atom" , "Central mass of a cell" , "centrepiece?" .)

(Other definitions for repeats that I've seen before include "Reiterates" , "Performs again" , "Duplicates" , "Echoes" , "Says again" .)

(Another definition for pithily that I've seen is " (Expressed) tersely and vigorously".)

(Other definitions for amount that I've seen before include "Add up or be equivalent to" , "Sum of money" , "Quantity, sum" , "A quantity or total of anything" , "Size" .)

(Other definitions for kernel that I've seen before include "Inner part of a seed, the heart of the matter" , "Single cereal grain" , "Core of a nut" , "Edible seed of nut" , "Essence" .)

(Other definitions for belief that I've seen before include "Tenet, creed" , "Firm conviction" , "Religious conviction" , "Creed or opinion" , "Credo" .)

(Other definitions for centre that I've seen before include "Place in the 18 down" , "focus" , "Recent (anag)" , "Player" , "'Things fall apart; the ... cannot hold' (Yeats)" .)

(Other definitions for ground that I've seen before include "reduced to dust" , "Oval, for example" , "turned to dust" , "Earth; crushed to powder" , "Arena" .)

(Other definitions for medium that I've seen before include "Moderate - agency - channel of communication" , "Average, mean" , "Average or intermediate" , "TV, say" , "Average; clairvoyant" .)

(Other definitions for answer that I've seen before include "Be satisfactory" , "Write back" , "What you need" , "Serve" , "Response to a question" .)

(Other definitions for staple that I've seen before include "Basic sort of plates" , "Fastening wire" , "Raw material" , "Important; paper fastener" , "Paper fastener found on plates" .)

(Other definitions for matter that I've seen before include "That which occupies space in the visible world" , "It has mass and occupies space" , "Substance; be important" , "It occupies space, unlike mind or spirit" , "Substance; topic" .)

(Other definitions for burden that I've seen before include "chorus" , "Onerous weight" , "A heavy load or difficulty" , "Load or responsibility carried" , "Oppressive duty" .)

(Other definitions for upshot that I've seen before include "skier" , "Outcome, final result" , "Event" , "issue" , "increased exposure" .)

(Other definitions for result that I've seen before include "Effect - outcome" , "'Outcome, consequence (6)'" , "Consequence in Ulster (6)" , "Final score" , "Verdict" .)

(Other definitions for source that I've seen before include "Spring, fountain head" , "From which something springs" , "Origin; head of stream" , "Origin or starting point" , "'Origin, root (6)'" .)

(Other definitions for inside that I've seen before include "serving porridge" , "Enid is (anag) - within" , "Indoors" , "confined" , "A sort of job" .)

(Other definitions for marrow that I've seen before include "Bone filler" , "Edible gourd" , "Large courgette" , "Vegetable; bone filling" , "Large green squash" .)

(Other definitions for effect that I've seen before include "Impression produced on spectator" , "Consequence, aftermath" , "Consequence of an action" , "Consequential change; state of becoming operative" , "Consequence caused by something else" .)

(Other definitions for spirit that I've seen before include "Life-force" , "Wraith" , "Drink for a supernatural being" , "A shade" , "25 28 [MARS LANDER]" .)

(Other definitions for origin that I've seen before include "Where axes cut" , "Crossing of axes" , "Source, derivation" , "base" , "Source, root" .)

(Other definitions for breast that I've seen before include "Front of the chest" , "face" , "Reach the top of (a hill)" , "boob" , "Part of body" .)

(Other definitions for middle that I've seen before include "Group of clubs; distance" , "Intermediate" , "It's equidistant from the extremes" , "Central" , "Centre point" .)

(Other definitions for within that I've seen before include "Indoors" , "Internal to" , "Not going beyond" , "Inside; closer than (some distance)" , "Surrounded by" .)

(Other definitions for bottom that I've seen before include "Shakespearean weaver" , "Crack" , "MND weaver" , "Least successful position" , "one of Shakespeare's comic characters" .)

(Other definitions for circle that I've seen before include "Group (of people); go round" , "Group; move round" , "Round shape" , "Curved closed line" , "Clique; loop" .)

(Other definitions for entity that I've seen before include "Something with independent existence" , "A thing with distinct and independent existence" , "It exists as a separate thing" , "Object" , "Essence, existence" .)

(Other definitions for thrust that I've seen before include "The essence" , "Lunge; propulsive force" , "Push forcibly, say sword" , "Lunge forward" , "Push forward, as fencer does sword" .)

(Other definitions for depths that I've seen before include "Distances from the top downwards" , "Distances down or front to back" , "Extents downward, backward or inward" , "lowest part" , "Distances downward" .)

(Other definitions for embryo that I've seen before include "Its delivery may eventually be assisted" , "Rudimentary state" , "Organism at early stage" , "Conceptus" , "Primitive state" .)

(Other definitions for corpus that I've seen before include "text collection" , "Body of writing" , "college" , "The entire works of a writer" , "Collection of works by one writer" .)

(Other definitions for nubbin that I've seen before include "Something small or undeveloped as of corn ear" , "small lump" , "Little lump" .)

(Other definitions for lining that I've seen before include "Backing for curtain, garment etc" , "Inner piece of material" , "Heather is wearing fashionable" , "Inside layer (of coat)" , "See 21" .)

(Other definitions for bowels that I've seen before include "Intestines, guts" , "Intestines or innermost parts" .)

(Other definitions for main that I've seen before include "Principal or high seas" , "Foremost" , "river in Germany" , "source of gas" , "Chief - principal electricity cable" .)

(Other definitions for text that I've seen before include "Printed matter" , "piece of writing" , "Book or play prescribed for study" , "Writing or printing" , "'Words, not illustrations (4)'" .)

(Other definitions for crux that I've seen before include "Baffling problem" , "Pivotal point - cross" , "Nub" , "Particular difficulty" , "Essential point in the matter or problem" .)

(Other definitions for root that I've seen before include "Solution of equation" , "burrow" , "Part of plant drawing nutrients from soil" , "Turn up with the snout." , "Eg, turnip or carrot" .)

(Other definitions for seed that I've seen before include "Court favourite" , "something in the garden" , "Germ; top player" , "Propagative part of plant" , "Source -- germ" .)

(Other definitions for mean that I've seen before include "The average could be miserly" , "Common" , "purpose" , "Ungenerous" , "Spiteful -- excellent (slang)" .)

(Other definitions for mass that I've seen before include "Pound, maybe" , "Matter; large amount" , "load" , "Ceremony for many" , "seasonal midnight service?" .)

(Other definitions for deep that I've seen before include "Heartfelt" , "Bottomless" , "profoundly" , "down a long way" , "dangerous for swimming?" .)

(Other definitions for soul that I've seen before include "Spirit, inner self" , "Deep feeling - music genre" , "Essential part" , "Individual; type of music" , "The immaterial part of a person" .)

(Other definitions for base that I've seen before include "unprincipled" , "Found - worthless" , "home?" , "Bottom support" , "Ignoble; starting point" .)

(Other definitions for germ that I've seen before include "Beginning (of an idea?)" , "starting point" , "Rudiment" , "Micro-organism that causes disease" , "Minute lifeform" .)

(Other definitions for meat that I've seen before include "Chops, steaks etc" , "Flesh for eating" , "The flesh of animals as food" , "Ham, pork, chicken etc" , "Animal flesh as food" .)

(Other definitions for gist that I've seen before include "The pitch on the matter" , "Central idea" , "Substance of an argument" , "The central point of anything" , "Essential idea" .)

(Other definitions for body that I've seen before include "Corpus" , "Corpse; main part" , "Corpse; full quality of wine" , "Individual" , "Group of persons thought of as an entity" .)

(Other definitions for pith that I've seen before include "Lining of rind - important part" , "Marrow (of plant)" , "Spongy tissue lining rinds of oranges, or the essential part" , "Core - essence" , "nub of matter" .)

(Other definitions for pulp that I've seen before include "Soft fleshy part of a fruit" , "Soft moist mass, may be crushed" , "Soft plant tissue" , "recycle paper" , "Flesh of fruit - type of fiction" .)

(Other definitions for bulk that I've seen before include "Amplitude" , "Volume or size" , "Mass of something large" , "Mass (eg for buying)" , "Great size; main part" .)