Madrigal rhymes with:
mcgarrigle, conjugal, finagle, mcgarrigle, mcgonagle, mcgonigal, mcgonigle, mcmanigal, mcmonagle, mcmonigle, nothnagel, portugal, schraufnagel, silbernagel
Madrigal sounds like:
matriarchal, metrical, metrically, metrocall, motorcycle