Well, since stubborn has 8 letters, I guess not.
Dodo
fraternity
The word stubborn has two syllables. The syllables in the word are stub-born.
There are four syllables in the word "usually".
Pedestrian has four syllables.
The word beatitude has four syllables. Be-at-i-tude.
there are four syllables in the word associates.
li-brar-i-an has four syllables.
There are four syllables in the word "patriotic."
There are four syllables in the word "geraniol."
Well its obviously not four letters but it does have two syllables.
The word metropolis has four syllables. The syllables are me-tro-po-lis.