improper

I

(New American Roget's College Thesaurus)

adj. indecent, bawdy, lewd, risqué; wrong, inapt, unsuitable, unfitting, incorrect, out of place, misplaced. See inexpedience, disagreement. Ant., proper, appropriate.

II

(Roget's IV) modif.

1. [Unsuitable]

Syn. unseemly, unbecoming, at odds, ill-advised, unsuited, indecorous, incongruous, out of place, ludicrous, incorrect, preposterous, unwarranted, undue, imprudent, unadapted, abnormal, irregular, inexpedient, unseasonable, inadvisable, untimely, inopportune, unfit, malapropos, unfitting, inappropriate, unapt, unbefitting, untoward, unmeet, ill-timed, awkward, inharmonious, discordant, discrepant, inapplicable, ill-assorted, odd; see also unsuitable .

2. [Immoral]

Syn. indecent, indelicate, immodest, lewd, naughty, suggestive, smutty; see also lewd 1 .

Syn.- improper , the word of broadest application in this list, refers to anything that is not proper or suitable, esp. to that which does not conform to conventional standards; unseemly applies to that which is improper or inappropriate to the particular situation [ her unseemly laughter at the funeral ] ; unbecoming applies to that which is inappropriate to a certain kind of person, his character, etc. [ his rigid views are most unbecoming in a teacher ] ; indecorous refers to that which violates propriety or good taste in behavior, speech, etc. [ his indecorous interruption of their chat ] ; indelicate implies a lack of propriety or tact and connotes immodesty or coarseness [ an indelicate anecdote ] ; indecent is used of that which is regarded as highly offensive to morals or modesty [indecent exposure ]

III

(Roget's 3 Superthesaurus) a.

unsuitable, inappropriate, unfitting, wrong, out of place, inapt, imprudent, uncalled for, incorrect, indecent, unseemly, indecorous, impolite, indelicate, offensive.

ANT.: proper, correct, appropriate, fitting

IV

(Roget's Thesaurus II) adjective 1. Not suited to circumstances: inappropriate, inapt, incongruous, inept, malapropos, unapt, unbecoming, unbefitting, unfit, unseemly, unsuitable. Idiom: out of place. See AGREE, USUAL. 2. Not in keeping with conventional mores: immodest, indecent, indecorous, indelicate, naughty, unbecoming, unbefitting, unseemly, untoward. Idiom: out of line. See USUAL.