stutter
verb/ɡɐɡɨˈʒaɾ/medium
ga·gue·jar
Definition
To speak with involuntary repetitions of sounds or syllables, with hesitations and blocks.
He tends to stutter when he's nervous.
The child began to stutter at age four.
Common collocations
to start to stutterto stutter nervously
Etymology
Do francês 'bégayer', por onomatopeia.