1) Poem 1) Rondeau 2) Rondel 3) Seven-line poem 4) Western medieval lyric form 
The Rondelet is a brief French form of poetry. It contains a refrain, a strict rhyme scheme and a distinct meter pattern. The Roundelay is a 24 line poem written in trochaic tetrameter. What they have in common is that they both only use two rhyme sounds, and make use of refrains. Both can be found documented on the PoetsCollective.org , where Law...
Smaller version of the rondel. The rondelet is a seven line poem with a refrain in the first, third and seventh line and a rhyme scheme: A-b-A-a-b-b-A.
AbAabbA.
[n] - a shorter form of rondeau
noun a shorter form of rondeau