Confidence (6)
(Other definitions for aside that I've seen before include "Actors comment to his audience" , "private" , "Privately, apart" , "Remark by an actor, directly to audience say" , "kept in reserve" .)
'confidence' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for trust that I've seen before include "'Put your . . . . . In God, and keep your powder dry'" , "Unit of NHS organisation" , "Believe" , "Accept reliability of" , "commercial credit" .)
'confidence' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for certitude that I've seen before include "Feeling of surety" , "One's sure" , "A feeling of conviction, given rectitude" , "Something about which one is sure" .)
'confidence' is the definition.
(I know that confidence can be written as assurance)
This is all the clue.
(Other definitions for assurance that I've seen before include "Confidence, certainty" , "Confidence, composure" , "Guarantee - belief in oneself" , "Word given" , "what may follow life" .)
'confidence' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for belief that I've seen before include "Conviction, faith" , "Trust, faith (6)" , "Faith, credence" , "Creed or opinion" , "Principle accepted without proof" .)
'confidence' is the definition.
(morale can mean spirit or confidence)
This is the entire clue.
(Other definitions for morale that I've seen before include "Group spirit and confidence" , "Degree of optimism (of troops, perhaps)" , "Self-confidence" , "Team spirit" , "Mood" .)
(Other definitions for aplomb that I've seen before include "Self-possession - coolness" , "'Poise, sang-froid (6)'" , "Self-satisfied poise" , "coolness is required" , "Self-satisfied dignity and confidence" .)
'confidence' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for reliance that I've seen before include "Dependence (on something)" , "Dependence, trust" , "Faith" , "Trust - in cereal (anag)" , "Trust or confidence" .)
(Other definitions for optimism that I've seen before include "Feeling that all is going to turn out well" , "Confidence in the future" , "Hopefulness" , "Mind-frame that looks on the bright side" , "Looking on the bright side" .)