Improper synonyms | adjectives

Synonyms for Improper as an Adjective

• unbecoming

  indecent, unseemly
• unseemly

  indecent, usual
• indecent

  usual, crude
• inappropriate

  property, agree
• wrong

  characteristic, property
• unsuitable

  inappropriate, property
• indecorous

  indecent, usual
• incorrect

  characteristic, inappropriate
• incongruous

  inappropriate, property
• indelicate

  indecent, usual
• unfit

  inappropriate, property
• naughty

  indecent, usual
• inaccurate

  incorrect, characteristic
• inapt

  inappropriate, agree
• untoward
• irregular

  incorrect, not suitable
• vulgar
• erroneous

  incorrect, characteristic
• unlawful
• false

  incorrect, characteristic
• lewd

  unseemly
• suggestive
• rude
• unfitting

  crude, unseemly
• obscene

  unseemly
• malapropos

  agree, not suitable
• unapt

  agree, unsuited
• inapplicable

  not suitable
• unconventional
• 

  dirty
• undue

  unlawful, wrongful
• unbefitting

  agree, not suitable
• unethical
• offensive

  outrageous
• uncalled-for

  unwarranted, not suitable
• unsuited
• faulty

  erroneous, incorrect
• inept
• inapposite
• infelicitous
• immodest
• wrongful

  unlawful
• immoral

  unethical
• mistaken
• abnormal

  erroneous
• inopportune
• untimely
• amiss
• salacious
• blue