出轨 (chū guǐ) — to have an affair; to cheat (on one's spouse); to derail; to go off the rails (of a train)

Definition

Literally 'to leave the rails,' now used almost entirely for marital infidelity. In train/transport contexts 脱轨 (tuō guǐ) is more common.

verb
to have an affairto cheat (on one's spouse)to derailto go off the rails (of a train)

Examples

  • 出轨
    Tā yīn wèi chū guǐ ér lí hūn le.
    He got divorced because of an affair.
  • 出轨
    Huǒ chē chū guǐ le, xìng hǎo méi yǒu rén yuán shòu shāng.
    The train derailed; fortunately no one was injured.
  • Tā huái yí zhàng fu chū guò guǐ.
    She suspects her husband has had an affair.

Origin

Compound word
构词法gòucífǎ
动宾dòngbīnVerb + object

An action followed by what it acts on, fused into one word.

chūgo out

出 (go out) and 轨 (rail) describe leaving the track, extended to cheating.

Characters in this word

Two or more meaningful parts placed together so that their meanings combine into a new one.

出 combines 止 (foot) and 凵 (cave) to show a foot stepping out of a cave.

Open 出 →

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

This origin belongs to the traditional form 軌; 轨 is its simplified writing.

Meaning part形符xíngfú
Sound part声符shēngfú
jiǔguǐ
The sound has drifted apartThe sound part was a clue two thousand years ago — it often still helps, but not always.

The traditional form 軌 pairs 車 (cart) with 九 as a sound part; the simplified 轨 is a later shorthand.

Open 轨 →

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