FLY-BY-NIGHT
Meaning of FLY-BY-NIGHT in English
adjective
Synonyms: unreliable 1, dubious, questionable, trustless, undependable, unsure, untrustworthy, untrusty
Merriam Webster.
Collegiate thesaurus English vocabulary.
Английский энциклопедический словарь тезаурус.
2003