His face was red and he was shouting, almost to the level of sounding incoherent.
The fighter realized he sounded incoherent, if not completely insane.
It no doubt would have sounded utterly incoherent to anyone who wasn't conversant with the fine art of Klingon cursing.
To me it sounded incoherent, fragmentary, impossible to hold meaning.
He'd sounded almost incoherent, under great stress.
Macdonald immediately rang Scott's father at 7.21am sounding distressed and incoherent.
Seldon, horrified, tried to explain, but only managed to sound incoherent.
The show's sequence of events may sound incoherent, yet the overall effect is mesmerizing, sometimes funny, even beautiful.
The trouble was that he was still feeling so confused by his discoveries inside the ship that the report would sound incoherent.
If I sound incoherent it's because I'm tipsy with delight!