Untruth (3)
'untruth' is the definition.
(lie is a kind of untruth)
This is all the clue.
(Other definitions for lie that I've seen before include "Story" , "found" , "Assume a horizontal position" , "Porky" , "Commit perjury" .)
'untruth' is the definition.
(fib is a kind of untruth)
This is the entire clue.
(Other definitions for fib that I've seen before include "minor piece of fiction" , "One must be 20 [UNTRUE]" , "Small lie" , "Story" , "A harmless white lie" .)