effect; effectiveness; efficacy; effects (e.g. sound effects, visual effects, special effects)
use; utility; effect; benefit
invalid; void; ineffective; unavailable
valid; effective; yuko (judo)
effect; efficacy; virtue; benefit
to be beneficial to; to be efficacious
to succeed; to bear fruit
statement of the efficacy of a medicine
effect; efficacy; validity; potency
statute of limitations; lapse of rights after a period of time; becoming invalid or void after a set time; ageing; aging
no medical treatment having proved effective
binding legal effectiveness as to third parties
aftereffect; after effect
collateral estoppel; issue preclusion