effective 9 Associations

effectual efficacious hard-hitting (similar term) trenchant (similar term) impelling (similar term) impressive (similar term) telling (similar term)

effective 9 Associations

efficient competent (similar term)

effective 9 Associations

efficacious (similar term)

effective 9 Associations

good in effect in force operative (similar term)

effective 9 Associations

actual (similar term) existent (similar term)

effective 9 Associations

operational (similar term)

effectively 11 Associations

efficaciously ineffectively (antonym) inefficaciously (antonym)

effectively 11 Associations

in effect

efficaciously 13 Associations

effectively ineffectively (antonym) inefficaciously (antonym)