speaker word vowel F1 F2 Stephanie heed i 743 353 Stephanie hid I 593 2020 Stephanie hayed e 602 2278 Stephanie head E 743 2030 Stephanie had a 981 1840 Stephanie hod A 889 1390 Stephanie HUD v 871 1739 Stephanie hawed O 842 1500 Stephanie hoed o 808 1647 Stephanie whod u 714 1805