impropre meaning in English

unfit▼◼◼◼(not fit; not having the correct requirements)
adjective
[UK: ˌʌn.ˈfɪt] [US: ən.ˈfɪt]

improper▼◼◼◻(not in keeping with conventional mores or good manners)
adjective
[UK: ɪm.ˈprɒ.pə(r)] [US: ˌɪm.ˈprɑː.pər]

improper▼◼◼◻(Not properly named)
adjective
[UK: ɪm.ˈprɒ.pə(r)] [US: ˌɪm.ˈprɑː.pər]

improper▼◼◼◻(unsuitable to needs or circumstances)
adjective
[UK: ɪm.ˈprɒ.pə(r)] [US: ˌɪm.ˈprɑː.pər]

wrong [worse, worst]▼◼◼◻(improper)
adjective
[UK: rɒŋ] [US: ˈrɒŋ]