Cache is pronounced KASH (IPA /kæʃ/). One syllable only — it sounds exactly like 'cash'.
IPA: /kæʃ/
Syllables: KASH
Common ESL mistake: Learners say 'kah-shay' or 'cach-ee' as if it were two syllables.
Tip: One syllable only — it sounds exactly like 'cash'.