A limerick or sonnet is a type of POEM. A limerick is a five-line POEM with a specific rhyme scheme and meter, while a sonnet is a fourteen-line POEM with a specific rhyme scheme and meter. The crossword solutions for the term 'limerick or sonnet' are 'VERSE' (5 letters) and 'POEM' (4 letters). VERSE and POEM are both terms used to describe a type of literature that is composed of lines of words arranged in a particular pattern.