本能

本 = 一 + 木 : Beelzebub finds a Christmas tree in the encampment and feels like eating its roots. He uses a flute to chop the roots right off.

能 = 匕 + 厶 + 月 : Mnemonic symbol: bicorne hat.

能 = 匕 + 厶 + 月 : Napoleon and the moon are fighting over who's the real Napoleon in the engine's kitchen. They both wield a ladle each. During the battle, Napoleon destroys the moon's fake nose, while the moon dents Napoleon's bicorne hat.