animadvert vs sound off

animadvert and sound off both are verbs.

Word	Noun	Adjective	Verb	Adverb
animadvert	No	No	Yes	No
sound off	No	No	Yes	No

As verbs, animadvert and sound off are synonyms defined as:

animadvert and sound off: express one's opinion openly and without fear or hesitation

Other synonyms of animadvert include opine, speak out, speak up.

animadvert (verb)	sound off (verb)
express one's opinion openly and without fear or hesitation	express complaints, discontent, displeasure, or unhappiness
express blame or censure or make a harshly critical remark	express one's opinion openly and without fear or hesitation
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