not resistible; incapable of being resisted or withstood

an irresistible impulse.

lovable, esp. calling forth feelings of protective love

an irresistible puppy.

enticing; tempting to possess

an irresistible necklace.

an irresistible person or thing.

adjective

avoidable , escapable , resistible

adjective

alluring , beckoning , charming , enchanting , fascinating , glamorous , imperative , indomitable , ineluctable , inevitable , inexorable , invincible , lovable , overpowering , overwhelming , potent , powerful , ravishing , scrumptious , seductive , stunning , tempting , unavoidable , unconquerable , urgent , compelling , mesmeric , spellbinding