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- pronunciation:
- Im
pra
p
 r
- features:
- Word Explorer, Word Parts
| part of speech: |
adjective |
| definition 1: |
not correct.
The machine was ruined by improper use.- synonyms:
- inappropriate, unsuitable, wrong
- antonyms:
- adequate, correct, proper
- similar words:
- amiss, inaccurate, inconvenient, incorrect, off base, unfit
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| definition 2: |
showing bad manners; not acceptable.
He made improper remarks about the boy who stutters.- synonyms:
- inappropriate, indecent, unbecoming, unsuitable
- antonyms:
- appropriate, decent, proper
- similar words:
- corrupt, immoral, impolite, incorrect, obscene, offensive, unfit
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| related words: |
objectionable, vulgar, wrong |
| derivations: |
improperly (adv.), improperness (n.) |
The word improper
contains the following part:
im-2
Latin
prefix
that means not, without
  More about this word part:
The prefix im-2 occurs in Latin loanwords. It is an assimilated form of in-2 used before roots beginning with the letter "m," "p," and "b." See in-2.
Example words:
immaculate, immature, immediate, immortal, immune, impartial, impatient, imperfect, impersonal, impolite, impossible, improper, improvise, impudent, impure
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