enounce, enunciate, pronounce, sound out, articulate, say - speak, pronounce, or utter in a certain way; "She pronounces French words in a funny way"; "I cannot say `zip wire'"; "Can the child sound out this complicated word?"
2.
sibilate - utter a sibilant
let loose, let out, utter, emit - express audibly; utter sounds (not necessarily words); "She let out a big heavy sigh"; "He uttered strange sounds that nobody could understand"
assibilate - insert a sibilant sound before or after (another sound)
let loose, let out, utter, emit - express audibly; utter sounds (not necessarily words); "She let out a big heavy sigh"; "He uttered strange sounds that nobody could understand"
In order to project words, sounds and all the rest, [...] it is necessary to pitilessly expel air from the lungs and make it pass delicately, caressingly, over the vocal cords, which, like harps and leaves in the wind, will suddenly shake, agitate, vibrate, vibrate or uvulate, or fricate or jostle against each other, or sibilate, placing everything in movement, the uvula, the tongue, the palate, the teeth.