Day 157:

Dec 4-Cyrch a cywta, Celtic, stanza of eight 7 syllable lines. The first 6 monorhyme, lines 7 and 8 similar to Awdl gywydd couplet. Xxxxxxa, xxxxxxa, xxxxxxa, xxxxxxa, xxxxxxa, xxxxxxb, xxbxxxa.

The cyrch a cywta is great

Seven syllables the rate
Count the lines, the phrase in eight
First six use a, take the bait
The last two a couplet’s gait
Awdl gywydd ends the slate
Line seven end on a b
You will see, it’s fine, don’t wait.