amogham—infallible SB 8.11.12
amogham—without material contamination SB 8.24.51
amogham—without check SB 1.8.15
amogham—and success SB 7.14.24
amogham—unfailingly SB 7.7.41
amogham—which is infallible (your thunderbolt) SB 6.11.19
Can't find any compound Sanskrit words containing amogham.