* Assonance: the repetition of vowel sounds in nearby words.
* Consonance: the repetition of consonant sounds at the end of nearby words.
* Rhyme: the repetition of identical or similar sounds at the end of two or more words.
* Rhythm: the pattern of stressed and unstressed syllables in a poem.
* Meter: the regular pattern of stressed and unstressed syllables in a poem.
* Stanza: a group of lines that form a unit in a poem.
* Refrain: a line or group of lines that is repeated at regular intervals in a poem.
* Free verse: poetry that does not have a regular rhythm or meter.