grnan—chanting. SB 6.2.49, Antya 3.56, Antya 3.64, Antya 3.187
grnan—reciting SB 9.1.15
grnan—recites SB 1.3.29
grnan—offering respectful prayers SB 4.7.25
grnan—chanting or reciting (the holy name of the Lord and His activities) SB 10.2.37
Can't find any compound Sanskrit words containing grnan.