1. speaks or recites in a loud, dramatic, or passionate manner
Usage: often implies theatrical or overly dramatic delivery
2. speaks against something vehemently; protests loudly
Usage: formal

Examples

• The actor declaims his lines with great passion on stage.
• She declaims poetry at the local coffee shop every Friday night.
• The politician declaims against corruption in his speeches.
• He declaims the famous soliloquy from Hamlet with dramatic flair.
• The preacher declaims from the pulpit every Sunday morning.
• She declaims against the unfair treatment of workers.
• The student declaims the Gettysburg Address for the history competition.