BT Ḥul 50a(29) :אקיפינהו ואידמו‏ : he compared them [i.e. the entrails], and they were similar
See the entire entry for dmy vb. to be like

BT Ḥul 50a(29) :אקפינהו ולא אידמו‏ : he compared them but they were not alike
See the entire entry for nqp#2 vb. to adhere to; to knock together