ULTRAEFFICIENT Antonyms

There are 10 antonyms of the word ultraefficient. (opposite meanings)

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Definition of ULTRAEFFICIENT

Best Opposite Words For ULTRAEFFICIENT


Expand?	Word	Save?	Synonyms..	Usage	Type
	careless				adjectiveadj
	adjective • marked by lack of attention or consideration or forethought or thoroughness; not careful adjective satellite • effortless and unstudied • (usually followed by `of') without due thought or consideration
	ineffective				adjectiveadj
	adjective • not producing an intended effect adjective satellite • lacking in power or forcefulness • lacking the ability or skill to perform effectively; inadequate
	inefficient				adjectiveadj
	adjective • not producing desired results; wasteful adjective satellite • lacking the ability or skill to perform effectively; inadequate
	lethargic				adjectiveadj
	adjective • deficient in alertness or activity
	negligent				adjectiveadj
	adjective • characterized by neglect and undue lack of concern
	sloppy				adjectiveadj
	adjective satellite • lacking neatness or order • wet or smeared with a spilled liquid or moist material • (of soil) soft and watery • not fitting closely; hanging loosely • excessively or abnormally emotional • marked by great carelessness
	slow				adverb, adjectiveadv, adj
	adjective • not moving quickly; taking a comparatively long time • at a slow tempo • (used of timepieces) indicating a time earlier than the correct time adverb • without speed (`slow' is sometimes used informally for `slowly') • showing a time that is earlier than the actual time adjective satellite • slow to learn or understand; lacking intellectual acuity • so lacking in interest as to cause mental weariness • (of business) not active or brisk verb • lose velocity; move more slowly • become slow or slower • cause to proceed more slowly
	sluggish				adjectiveadj
	adjective satellite • slow or slothful • (of business) not active or brisk • slow and apathetic
	unproductive				adjectiveadj
	adjective • not producing or capable of producing adjective satellite • not producing desired results
	wasteful				adjectiveadj
	adjective • tending to squander and waste adjective satellite • inefficient in use of time and effort and materials • laying waste