efficient Synonyms

effective able competent effectual capable potent qualified self-sufficing serviceable skilful skilled skillful slam-bang slick puissant proficient professional operative operatively orderly organized plenipotent powerful practical practiced pragmatic productive structured systematic laborsaving nimble-fingered no-frills cost-effective practised proactive self-sustaining sure-handed well-ordered inexpensiveness streamlined equal to systematical talented there thoroughpaced timesaving useful utile utilitarian workmanlike