Yeah, what Dia (https://fal.ai/models/fal-ai/dia-tts) does with its non verbal sounds is awesome!

Generate non-verbal like (laughs), (coughs), (clears throat), (sighs), (gasps), (singing), (sings), (mumbles), (beep), (groans), (sniffs), (claps), (screams), (inhales), (exhales), (applause), (burps), (humming), (sneezes), (chuckle), (whistles)

Source: https://github.com/nari-labs/dia/blob/main/README.md