Caustic
//ˈkɔːstɪk//
Pronunciation
US //ˈkɔːstɪk//
US //ˈkɒstɪk//
US //ˈkɔːstɪk//
US //ˈkɒstɪk//
US
Syllables: 2
Phonemes: K AA1 S T IH0 K
US
Syllables: 2
Phonemes: K AO1 S T IH0 K
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.