imperfect

See this word as a collocate cloud

dummy apostrophes in participles an	imperfect	verbs comin watchin quhen in
produce and parole the actual	imperfect	utterances of a language this
but instead relying on often	imperfect	written sources it can be
and the combination of the	imperfect	and perfect tenses in french
real and ideal perfect and	imperfect	has formed a working model