ineffectual

Adjective

• not producing an intended effect

Adjective Satellite

• producing no result or effect
  • "the therapy was ineffectual"
• lacking in power or forcefulness
  • "an ineffectual ruler"

Adj

• Unable or insufficient to produce effect.
• Worthless; ineffective.
• Weak, indecisive; lacking forcefulness.

Examples

• Our group leader proved highly ineffectual, caving to every whim put forth by the other members.

Synonyms

futile, ineffective, otiose, unable, unavailing, uneffective, bootless, feckless, fruitless, gainless, idle, inane, ineffectual, inefficacious, inutile, pointless, profitless, purposeless, unprofitable, unuseful, unutilizable, useless, vain, void

Antonyms

effective, effectual

Anagrams of ineffectual