The word music has two syllables. (Mu-sic)
There are many types of syllables used in music but i presume the kinds you are asking about are "do-re-mi" syllables. These are called solfège and are most commonly associated with choral music and music theory.
8
mu sic
There are 2 syllables. Choi-ces.
mu-sic
There are 3 syllables in symphony:sym/pho/ny
there are 2 syllables in stomach. To see why, search 'How many syllables in attack?'
There are 14 syllables.
There are two syllables in "wistfully."
4 syllables am- phi- bi- an
Awake has two syllables. The syllables are a-wake.