frequently_asked_questions_files/Oxford Thesaurus.pdf

efficiency
n. 1 effectiveness, efficacy, competence, capability,
adeptness, proficiency, expertness, expertise, know-how,
experience, skill, skilfulness, dexterity, adroitness: The
efficiency of the staff has been greatly improved. 2
productivity, effectiveness, efficaciousness: How does the
efficiency of a diesel compare with that of other engines?
efficient adj. unwasteful, economic, thrifty; effective, efficacious,
effectual, competent, productive, proficient, operative: The
technique for producing electrical power from tidal action has
not yet proved efficient.
effort n. 1 exertion, striving, struggle, strain, labour, pains,
energy, toil, application, trouble, travail, work, Colloq
elbow-grease: He's gone to a lot of effort to please her.
Getting the place cleaned up took a great deal of effort. 2
attempt, endeavour, essay, try, venture, Colloq stab, crack:
Her efforts to be pleasant met with a stony response. 3
achievement, accomplishment, creation, feat, deed, attainment,
exploit: Last year's fund-raising fair was a superb effort.
effortless
adj. easy (as pie or as A, B, C, or as 1, 2, 3), simple,
painless, smooth, trouble-free, uncomplicated: She admired the
apparently effortless grace of the dancer.
effrontery
n. impertinence, impudence, audacity, nerve, presumption,
presumptuousness, brazenness, boldness, insolence, temerity,
brashness, rashness, arrogance, front, indiscretion, Archaic
frowardness, Colloq gall, brass, nerve, cheek, lip, mouth, Slang
Brit side: He had the effrontery to call her 'Queenie'!
effusive adj. demonstrative, gushing, (over)enthusiastic, unrestrained,
unchecked, unreserved, expansive, emotional, exuberant,
rhapsodic, ebullient, lavish, voluble, profuse; fulsome: Her
aunt greeted her with an effusive outpouring of affection.
5.7 egoistic...
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