It has three. But you've written it as two words, but it's only one word.
The word unwrap has two syllables. The syllables in the word are un-wrap.
The word "volunteer" has three syllables: vol-un-teer.
The word understand has three syllables. (Un-der-stand)
The word unfriendly has three syllables. (un-friend-ly)
The word uncertain has three syllables. The syllables of the word are un-cer-tain.
The word uniform has three syllables. (Un-i-form)
The word unleash has two syllables. (un-leash)
Two syllables. Un/der
There are two syllables. Un-cooked.
Three syllables. Un-a-ware.
There are four syllables in the word "unimportant": un-im-por-tant.
re un ion - three syllables?