بیهودهدیکشنری فارسی به انگلیسیabortive, bootless, dead-end, dusty, frivolous, fruitless, fruitlessly, futile, idle, meaningless, needless, non-starter, nonproductive, otiose, pointless, prof
بی فایدهدیکشنری فارسی به انگلیسیbarren, blue-sky, bootless, broken-down, fiddling, gimcrack, good-for-nothing, idle, impotent, ineffective, ineffectual, nugatory, pointless, profitless, submar