Textual thesaurus for "sound off"

(verb) kvetch, kick, quetch, plain, complain

express complaints, discontent, displeasure, or unhappiness

My mother complains all day; She has a lot to kick about

(verb) animadvert, speak out, speak up, opine

express one's opinion openly and without fear or hesitation

John spoke up at the meeting

(verb) strike up

start playing

The musicians struck up a tune