lamenting Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. expressing sorrow or regret about something. Example Sentence The elderly man was lamenting the closure of the factory. More Example Sentences Friends were lamenting the end of summer. Synonyms mourn; grieve; wail Antonyms celebrate; rejoice; cheer Hear It! Say It! Write It! lamenting Switch to cursive Start Share with your friends: