175. A word has as many syllables as it has separate vowels or
diphthongs. The last syllable is called the _Ultima_; the last syllable
but one is called the _Penult_; the last syllable but two is called the
_Antepenult_.
176. The quantity of single sounds (e.g. the quantity of a vowel) must
be carefully distinguished from the quantity of the group of sounds or
the syllable of which the single sound forms a part.