1. rhyme - two or more words which match in the same last sound. Ex.: bat, cat
2. rhythm - the beat or cadence of poetry. Ex.: But soft! What light through yonder window breaks?
3. alliteration - two words in the same line with the same starting sound. Ex.: the price of the previous one
4. metaphor - a directly stated comparison. Ex.: Our defensive line was a rock wall last night.
5. onomatopoeia - the attempt to spell out a sound. Ex.: She heard the cat meow.