Where does “qabru” come from?

qabru (Maltese) comes from Koine Greek κάβουρος, from Ancient Greek πάγουρος, from Ancient Greek πάγος, from Ancient Greek πήγνυμι, from Proto-Indo-European peh₂ǵ- — to attach.

qabru (Maltese): freshwater crab (Potamon fluviatile)

Definitions

freshwater crab (Potamon fluviatile)

Ancestry of “qabru”, step by step

Step	Language	Word	Meaning
1	Koine Greek	κάβουρος	—
2	Ancient Greek	πάγουρος	crab
3	Ancient Greek	πάγος	mountain peak, rocky hill; frost
4	Ancient Greek	πήγνυμι	I secure, stick in, fix on; I fasten, put...
5	Proto-Indo-European	peh₂ǵ-	to attach

Every word from Proto-Indo-European peh₂ǵ- →Every word from Ancient Greek πήγνυμι →Every word from Ancient Greek πάγος →