effective
形容词比较级：more effective
形容词最高级：most effective
名词复数：effectives
词形变化：
同义词：
effectual | efficient | successful | useful | operative | in effect | efficacious | in force | helpful | real | actual | active | operational | productive | in operation | forcible | applicable | impressive | striking | powerful | serviceable | telling | potent | practical | functional | valid | proficient | competent | forceful | fruitful | significant | weighty | dramatic | momentous | alive | in | effect | good |
反义词：
词义辨析：
同义:
a.有效的
effectual
efficacious
efficient
productive
successful
a.生效的, 灵验的
useful
serviceable
operative
practical
valid
functional
in effect
a.有力的, 印象深刻的
striking
impressive
telling
forcible
powerful
potent
同义参见:
alive
proficient
significant
competent
fruitful
momentous
dramatic
forceful
weighty
反义:
a.有效的
ineffective
反义参见:
powerless
vain