frequently_asked_questions_files/Oxford Thesaurus.pdf

The effective life of the battery is six months. 2 impressive,
remarkable, noticeable, conspicuous, outstanding, striking,
powerful, compelling, moving, telling, effectual: The stage
setting was very effective. 3 operative, operational, in
operation, functioning, real, actual, essential, basic, true:
The monthly interest may seem low, but the effective annual rate
is much higher.
effects n.pl. belongings, (personal) property, gear, possessions,
stuff, things, paraphernalia, chattels, goods, Colloq junk,
crap, Brit clobber, Taboo slang US shit: His personal effects
were left scattered around the house.
effectual adj. 1 effective, efficacious, efficient, functional,
productive, useful, telling, influential, powerful, forcible,
forceful; capable, adequate: What is the most effectual way of
stopping a take-over of the company? 2 effective, in force,
legal, lawful, binding, sound, valid: You must register the
agreement for it to be effectual.
effectuate
v. bring about, effect, carry out, implement, accomplish, do,
execute, realize, achieve; cause, make happen: It is unclear
just how she will effectuate her escape.
effeminate
adj. unmanly, womanish, womanly, sissy, weak, campy; gay,
homosexual; Slang Brit bent, poncey, US limp-wristed, faggy,
faggoty: He's too effeminate to play the part of Othello.
effervescent
n. 1 bubbling, fizzy, carbonated, sparkling, fizzing, gassy;
foaming, foamy, frothing, frothy, bubbly: I prefer effervescent
mineral water to still. 2 bubbling, bubbly, high-spirited,
vivacious, ebullient, lively, exuberant, buoyant, animated,
lively, exhilarated, excited, enthusiastic, irrepressible:
Jeanette's effervescent personality endeared her to everyone who
met her.
efficacious
adj. effective, effectual, productive, competent, successful,
efficient, useful, serviceable; capable: He was not very
efficacious in getting the council to change their policy.