Of actions, feelings, thoughts, words, etc.: Void of any real worth, usefulness, or significance; leading to no solid result; hence, ineffective…

Useless, worthless, unprofitable, vain.

figurative. Frail, weak, easily destroyed; transitory, vain. Obsolete.

figurative. Empty, insubstantial, vain, void, futile.

Useless, unprofitable, vain.

Devoid of real value, worth, or significance; idle, unprofitable, useless, worthless; of no effect, force, or power; fruitless, futile, unavailing.

Of speech, thought, or action: Profitless, serving no purpose, idle, vain. Obsolete.

Superfluous, vain.

Of speech, action, etc.: ineffective, useless, leading to no result.

Useless, worthless, pointless. Cf. superfluous, adj. 2c.

Without redress or reward; without a desired result or effect. Obsolete.

= unbehoveful, adj.

Serving no useful purpose; not beneficial; useless, pointless. In early use also: †incompetent, incapable (obsolete).

Not profitable or useful; unnecessary.

Useless, worthless; unused. Of desires, words, etc.: Empty, vain, profitless. Of time: Unoccupied, spare. Obsolete.

Full of idleness, idle.

Fruitless, ineffectual, meaningless, vain; empty of (deeds). Also absol. in fruster: in vain.

Vain, unprofitable, useless.

Idle, vain, purposeless. Obsolete.

That has no effect or useful purpose; worthless, pointless, vain. Obsolete.

figurative. With reference to the diminished or rotten condition of an addle egg: empty, idle, vain… In simple predicative use. Now rare.

Of time, labour, space: Not used advantageously; spent in vain; †hence, vain, groundless. Of opportunities: Not turned to account, missed.

See quot. 1552.

Incapable of producing any result; failing utterly of the desired end through intrinsic defect; useless, ineffectual, vain.

Invalid; inoperative; useless, futile, unavailing.

= futile, adj.

Of actions: Indicating shiftlessness; ineffective, futile.

Swollen as with a tympany; usually figurative inflated, puffed up; turgid, bombastic; hollow, empty, vain.

Of a person's life: futile or pointless; lacking purpose or fulfilment; without spiritual value. Also of a person: unhappy or discontented owing to…

Vain, useless, ineffectual, unprofitable.

Without point or force; ineffective; without purpose, advantage, or utility.

= futile, adj.

Of belief, principle, thought, etc.: having no practical result; unfruitful, sterile; futile, pointless.

= stultifying adj. at stultify, v. derivatives.