two-timing

Noun

uncountable

The practice of being sexually or romantically unfaithful.

Japanese Meaning

複数のパートナーとの間で性的または恋愛上の不実を働く行為、すなわち浮気や二股をかけること

His two-timing destroyed the trust he had built with his partner.

彼の浮気は彼がパートナーと築いた信頼を壊した。

Sense（1）

The practice of being sexually or romantically unfaithful.

His two-timing wrecked his marriage.