Synonyms: overpowering, overwhelming
Definition: so strong as to be irresistible
Usage: an overpowering need for solitude; the temptation to despair may become overwhelming; an overwhelming majority
Similar words: resistless, irresistible
Definition: impossible to resist; overpowering
Usage: irresistible (or resistless) impulses; what happens when an irresistible force meets an immovable object?