Meaning of the Sanskrit Word: masam

  masam—one month    SB 4.8.72, SB 4.8.74, SB 9.1.38-39
  masam—month    SB 4.8.73
  masam—the month    SB 4.8.75
  masam—an other month    SB 9.1.38-39

Can't find any compound Sanskrit words containing masam.