出典:Wiktionary
出典:『Wiktionary』 (2025/08/19 15:14 UTC 版)
From Middle French impropre, from Latin improprius (“not proper”), from in- + proprius (“proper”). By surface analysis, im- + proper.
improper (comparative more improper, superlative most improper)
From 中期英語 empropren, perhaps from an unattested Anglo-Norman variant enproprier of Anglo-Norman apropr(i)er, approprier, related to modern French approprier.
improper (third-person singular simple present impropers, present participle impropering, simple past and past participle impropered)