Do-baytī (which, however, is very close to standard Persian). An example of one of his poems is the following: Do-baytī Do-bayti () (literally "two-couplet"), also known as "fahlaviyat", is an ancient form of Persian poetry. It is used to describe a Persian quatrain (a stanza or poem of four lines), similar to Ruba'i but different in meter. A "do-bayti" has four half-lines of 11 syllables each, and usually uses the "hazaj" meter: The first two syllables may sometimes be replaced by – u or – –. The rhyme scheme is "a a a a" or "a a b a". A well-known
Poetry used at the close of each subsequent stanza until the final quatrain, which is concluded by the two refrains. The remaining lines of the poem have an a-b alternating rhyme. The villanelle has been used regularly in the English language since the late 19th century by such poets as Dylan Thomas, W.H. Auden, and Elizabeth Bishop. A limerick is a poem that consists of five lines and is often humorous. Rhythm is very important in limericks for the first, second and fifth lines must have seven to ten syllables. However, the third and fourth lines only need five to seven.