Qui n'est pas commode, dont on ne se sert pas facilement.
ETYM Latin inconveniens unbefitting: cf. French inconvénient. Related to In- not, and Convenient.
1. Not conveniently timed.
2. Not suited to one's comfort, purpose or needs.
ETYM Latin inopportunus: cf. French inopportun. Related to In- not, and Opportune.
Not opportune, inconvenient, unseasonable.
Not timely; done or happening at an unnatural, unusual, or improper time; unseasonable; premature; inopportune