It has 4 syllabel in word conventional
vel
The word is pronounced TRAV-el, not tra-VEL. The unstressed syllable is the second one.
4
Maine
1 syllabel
Eat has one syllabel in it
The first syllable
/avel/
ham' burg erstress is on ham
(2)-Ants-uhred.
It is a unit of a language that is spoken, that is bigger than a phoneme