SYAP 36:25 :מסמק אין הווה כאדם באייר‏ : if it was as red as blood in Iyyar
See the entire entry for ˀīyār n.m. Iyyar (April/May)

SYAP 36:25 :מסמק אין הווה כאדם באייר‏ : if the moon in Iyyar was as ruddy as blood
See the entire entry for msmq adj. ruddy, reddened