The word "ANTIPTYR" is spelled with the IPA phonetic transcription "/ænˈtɪptaɪr/". The initial sound is /æ/ as in "cat", followed by /n/ (/ɛn/) and /tɪ/ (/tɪ/). The third syllable starts with the sound /p/ (/pi/) and is followed by /taɪ/ (/taɪ/), which together form the syllable "pty". The final syllable is pronounced as /r/ (/ɑr/) as in "car". Overall, the pronunciation of "ANTIPTYR" can vary depending on the speaker, but the IPA transcription accurately captures the sounds used in this word.