Gauche is pronounced GOHSH (IPA /ɡoʊʃ/). One syllable — 'GOHSH' rhyming with 'gosh' but with a long 'oh'.
IPA: /ɡoʊʃ/
Syllables: GOHSH
Common ESL mistake: Learners say 'gow-CHEE' as two syllables.
Tip: One syllable — 'GOHSH' rhyming with 'gosh' but with a long 'oh'.