BT Bek 7b(41) :האי איעכולי איעכל והאי אישרוצי אשריץ‏ : this one [i.e. the clean fish that was swallowed] was completely consumed (by the unclean fish), but this one actually bred (it) [i.e. the clean fish found inside it]
See the entire entry for ˁkl vb. to consume

BT Bek 7b(41) :
See the entire entry for šrṣ vb. to creep