τραυλός

Etymology
The suffix -λος is also found in other expressions for physical and psychical defects, such as, and. Wackernagel connects the word to 🇨🇬, to which could belong as well. Yet the loss of -σ- in these words is improbable beside and. Alternatively, the adjective could belong to. The word might also be.

Adjective

 * 1)  mispronouncing letters, stammering, lisping
 * 2)  twittering