imperfect

nouns

a tense of verbs used in describing action that is on-going
continuous tense, imperfect, imperfect tense, progressive, progressive tense

adjectives

not perfect; defective or inadequate
"had only an imperfect understanding of his responsibilities"; "imperfect mortals"; "drainage here is imperfect"
imperfect
is derived from
imperfectness
antonym
perfect
is similar to
having a blemish or flaw
"a flawed diamond"; "an irregular pair of jeans"
blemished, flawed
is similar to
imperfectly spoken or written
"broken English"
broken
is similar to
containing errors or alterations
"a corrupt text"; "spoke a corrupted version of the language"
corrupt, corrupted
is similar to
having a defect
"I returned the appliance because it was defective"
defective, faulty
is similar to
capable of being made imperfect
imperfectible
is similar to
falling below the manufacturer's standard
"irregular jeans"
irregular
see also
marred by imperfections
blemished
see also
physically and forcibly separated into pieces or cracked or split
"a broken mirror"; "a broken tooth"; "a broken leg"; "his neck is broken"
broken
is an attribute of
the state of being without a flaw or defect
flawlessness, ne plus ultra, perfection
wanting in moral strength, courage, or will; having the attributes of man as opposed to e.g. divine beings
"I'm only a fallible human"; "frail humanity"
fallible, frail, imperfect, weak
is derived from
imperfectness