Verb
-
express audibly
utter sounds (not necessarily words)
"She let out a big heavy sigh"
"He uttered strange sounds that nobody could understand"
- let out - let loose -
give off, send forth, or discharge
as of light, heat, or radiation, vapor, etc.
"The ozone layer blocks some harmful rays which the sun emits"
- give out - give off -
expel (gases or odors)
- pass off