Heroic Couplet is two lines of rhyming iambic pentameters. Possible source of origin is Limerick, Ireland. Lyric is a poem of emotional intensity and expresses powerful feelings. Parody is a humorous imitation of a serious poem. Quatrain is a four-line stanza with various meters and rhyme schemes.
Sonnet is a fourteen line poem.
The Spenserian sonnet, developed by Edmund Spenser, has three quatrains and a heroic couplet, in iambic pentameter with rhymes ababbcbccdcdee. The English sonnet , developed by Shakespeare, has three quatrains and a heroic couplet, in iambic pentameter with rhymes ababcdcdefefgg. A Research and Reference Guide .