- perfect - being complete of its kind and without defect or blemish; "a perfect circle"; "a perfect reproduction"; "perfect happiness"; "perfect manners"; "a perfect specimen"; "a perfect day"
Antonyms: imperfect, blemished, flawed, broken, corrupt, corrupted, defective, faulty
- arrant, complete, consummate, double-dyed, everlasting, gross, perfect, pure, sodding, stark, staring, thoroughgoing, utter - without qualification; used informally as (often pejorative) intensifiers; "an arrant fool"; "a complete coward"; "a consummate fool"; "a double-dyed villain"; "gross negligence"; "a perfect idiot"; "pure folly"; "what a sodding mess"; "stark staring mad"; "a thoroughgoing villain"; "utter nonsense"
Antonym: mitigated (indirect, via unmitigated)
- perfect - precisely accurate or exact; "perfect timing"
Antonym: inexact (indirect, via exact)