noun
animal desires; carnal desires; lust
Refers to base, instinctive desires, especially sexual lust, often with a negative or critical connotation.
彼は獣欲に負けて罪を犯した。
He gave in to his animal desires and committed a crime.
その小説は人間の獣欲を赤裸々に描いている。
The novel depicts human carnal desires in a raw manner.
Compound of 獣 (beast, animal) and 欲 (desire, greed). The exact historical derivation is uncertain, but the combination straightforwardly conveys 'beastly desires'.