Bisyllabic
The Century Dictionary and Cyclopedia
Composed of two syllables; dissyllabic.
Wiktionary, Creative Commons Attribution/Share-Alike License
adjective.
Comprising
two
syllables
.
Word Usage
"But “Stupid” fits the paradigm of adjectives that take - est perfectly: bisyllabic with stress on the first syllable and not derived from a participle."
Synonym
Words with the same meaning
disyllabic