tightest Get Printable Handwriting Rhymes Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. most secure or closely fitting Example Sentence The knot was the tightest I had ever seen. Synonyms firm; snug; secure Antonyms loose; slack Hear It! Say It! Write It! tightest Switch to cursive Start Rhymes Two Syllable Rhymes (6) brightest lightest rightist slightest tightest whitest Share with your friends: