inaptitude

n [U] ~ (for sth) lack of ability or suitability (for sth) 无能力; 不合适.

inadmissible, inadmissibly, inadvertence, inadvertent, inadvertently, inadvisability, inadvisable, inalienable, inane, inanely, inanimate, inanity, inapparent, inapplicability, inapplicable, inapplicably, inappropriate, inappropriately, inappropriateness, inapt, inaptness, inarticulate, inarticulately, inarticulateness, inasmuch, inasmuch as, inattention, inattentive, inattentively, inattentiveness, inaudibility, inaudible, inaudibly, inaugural, inaugurate, inauguration, inaugurator, inauspicious, inauspiciously, inauspiciousness,