Bottom (4)
'bottom' is the definition.
(I know that foot is a type of bottom)
This is all the clue.
(Other definitions for foot that I've seen before include "Metrical unit; pay (a bill)" , "Measure - part of body" , "Twelve inches" , "An imperial length or body part" , "Base - unit of measurement" .)
'bottom' is the definition.
(I know that base is a type of bottom)
This is the entire clue.
(Other definitions for base that I've seen before include "Vile; basis" , "Lowest part; ignoble" , "Plinth" , "Ignoble; low part" , "Mean - military installation" .)
'bottom' is the definition.
(rump can informally mean someone's bottom)
This is the entire clue.
(Other definitions for rump that I've seen before include "Meat (from behind?)" , "Backside" , "Seat" , "Fleshy hindquarters" , "Hind part of body" .)
'bottom' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for nadir that I've seen before include "most unsuccessful point" , "worst-case scenario?" , "lowest of the low" , "Point opposite the zenith" , "Floor of drain in need of repair" .)
'bottom' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for nether that I've seen before include "Located below" , "Subordinate" , "These garments are for the bottom half" , "Lower in position" , "inferior" .)
'bottom' is the definition.
(I know that bottom can be written as posterior)
This is the entire clue.
(Other definitions for posterior that I've seen before include "Further back; bottom" , "Stern" , "later" , "Behind" , "Hindquarters" .)
'bottom' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for nethermost that I've seen before include "at the bottom of the pile" , "located in lowest position" .)