List for another words for effective presented in this video:
– active
– adequate
– compelling
– competent
– direct
– efficient
– forceful
– impressive
– potent
– powerful
– practical
– sufficient
– useful
– valid
– effectual
– efficacious
– able
– capable
– cogent
– convincing
– emphatic
– energetic
– forcible
– having lead in pencil
– live – moving
– on the ball
– operative
– playing hardball
– powerhouse
– producing
– resultant
– serviceable
– serving
– sound
– striking
– telling
– trenchant
– virtuous
– wicked
– yielding