A concrete or figurative object that entices or tempts someone. Often used in contexts of temptation, traps, or seduction.
その宝石は彼にとって大きな誘惑物だった。
The jewel was a great temptation for him.
釣り人は魚を誘惑物でおびき寄せる。
The angler lures fish with bait.
Compound of 誘惑 (temptation) + 物 (thing). The exact historical derivation is uncertain, but the meaning is transparent from its components.