Dodo
Well its obviously not four letters but it does have two syllables.
The word letter has two syllables.
The word letter has two syllables!
mama, papa, lulu, afar, even, open
The word 'letter' has two syllables: "let" and "ter".
There are four syllables. In-ver-te-brate.
There are two syllables in the word seahorse. Sea-horse.
Authority has four syllables: au-tho-ri-ty
The word turkey has two syllables. The syllables in the word are tur-key. The stress is on the first syllable.
Two. "A-dapt".
bacon
emu