stressed in numbers

Pronunciation of t The pronunciation of t is also tied to syllable stress in American English. Since the t in -teen is in a stressed syllable, it is pronounced clearly as /t/. Since the t in -ty is in an unstressed syllable, it’s pronounced /d/. You can think of it as thir-D, four-D, fif-D, six-D…. Stress “teen” Stress 1st syllable Pronounced ThirTEEN THIRty THIRdy FourTEEN FORty FORdy FifTEEN FIFty FIFdy SixTEEN SIXty SIXdy SevenTEEN SEVenty SEVendy EighTEEN EIGHty EIGHdy nineTEEN NINEty NINEdy