Relevance ranks synonyms and suggests the best matches based on how closely a synonym’s sense matches the sense you selected.
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Synonyms for efficient
adj adept, effective- able
- active
- adequate
- capable
- competent
- decisive
- dynamic
- economical
- energetic
- potent
- powerful
- productive
- profitable
- skilled
- skillful
- tough
- useful
- valuable
- accomplished
- adapted
- apt
- businesslike
- clever
- conducive
- deft
- economic
- effectual
- efficacious
- equal to
- experienced
- expert
- familiar with
- fitted
- good at
- good for
- handy
- masterly
- organized
- practiced
- proficient
- qualified
- ready
- saving
- shrewd
- systematic
- talented
- virtuous
- well-organized
Antonyms for efficient
- delicate
- fragile
- idle
- impotent
- inactive
- inadequate
- incapable
- incompetent
- ineffective
- inept
- lazy
- sluggish
- unable
- unskilled
- unskillful
- useless
- weak
- worthless
- helpless
- inefficient
- powerless
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.
able
adjective. able to perform well; having a proven capacity
- accomplished
- adroit
- agile
- artful
- au fait
- brilliant
- capable
- clever
- deft
- dexterous
- effective
- effectual
- efficient
- equal to
- experienced
- expert
- facile
- gifted
- ingenious
- intelligent
- keen
- know backwards and forwards
- know one's onions
- know the ropes
- learned
- masterful
- masterly
- powerful
- practiced
- prepared
- proficient
- qualified
- responsible
- savvy
- sharp
- skilled
- skillful
- smart
- talented
- there
- trained
- up to it
- up to snuff
- up to speed
- with it
ablest
adjective. able to perform well; having a proven capacity
- accomplished
- adroit
- agile
- artful
- au fait
- brilliant
- capable
- clever
- deft
- dexterous
- effective
- effectual
- efficient
- equal to
- experienced
- expert
- facile
- gifted
- ingenious
- intelligent
- keen
- know backwards and forwards
- know one's onions
- know the ropes
- learned
- masterful
- masterly
- powerful
- practiced
- prepared
- proficient
- qualified
- responsible
- savvy
- sharp
- skilled
- skillful
- smart
- talented
- there
- trained
- up to it
- up to snuff
- up to speed
- with it
capable
adjective. able to perform
- able
- accomplished
- adapted
- adept
- adequate
- apt
- au fait
- clever
- competent
- dynamite
- efficient
- experienced
- fireball
- fitted
- gifted
- good
- green thumb
- has what it takes
- having know-how
- having the goods
- having the right stuff
- intelligent
- knowing the ropes
- knowing the score
- like a one-man band
- like a pistol
- masterly
- old hand
- old-timer
- on the ball
- proficient
- proper
- qualified
- skillful
- suited
- talented
- there
- up
- up to it
- up to snuff
- up to speed
- veteran
competent
adjective. able
- adapted
- adequate
- all around
- appropriate
- au fait
- being a pistol
- capable
- clever
- complete
- crisp
- decent
- dynamite
- efficient
- endowed
- enough
- equal
- fireball
- fit
- fool
- good
- know ins and outs
- know one's business
- know one's stuff
- know the answers
- know the ropes
- know the score
- no slouch
- on the ball
- paid one's dues
- pertinent
- polished
- proficient
- qualified
- satisfactory
- savvy
- skilled
- sufficient
- suitable
- there
- up to it
- up to snuff
- up to speed
- wicked
economical
adjective. conservative with resources; careful
- avaricious
- canny
- chary
- circumspect
- close
- closefisted
- cost-effective
- curmudgeonly
- efficient
- frugal
- meager
- mean
- methodical
- miserly
- money-saving
- niggardly
- on the rims
- parsimonious
- penny-pinching
- penny-wise
- penurious
- practical
- provident
- prudent
- prudential
- saving
- scrimping
- skimping
- spare
- sparing
- stingy
- thrifty
- tight
- time-saving
- unwasteful
- watchful
- work-saving
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.