Meaning of the Sanskrit Word: timiṅgilaih

  timiṅgilaih—resembling great timiṅgila fish, which can easily eat large sharks    SB 10.1.5-7
  timiṅgilaih—on the backs of big fish known as timiṅgilas    SB 8.10.10, SB 8.10.11, SB 8.10.12, SB 8.10.10-12

Can't find any compound Sanskrit words containing timiṅgilaih.