Grade 8 principles Get Printable Handwriting Rhymes Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. a general or basic truth on which other truths or theories can be based; a rule of conduct Example Sentence Conduct is judged according to principles of ethics. Synonyms truth; rule; law Antonyms untruth; lawlessness Hear It! Say It! Write It! principles Switch to cursive Start Rhymes Three Syllable Rhymes (3) principal's principals principles Four Syllable Rhymes (1) subprincipals Share with your friends: