Where does “Havliczek” come from?

Havliczek (German) comes from Czech Havlíček, from Czech Havel, from Old Irish gall, from Latin Gallus, from Latin pāvō, from Ancient Greek ταώς — peacock; type of fish.

Ancestry of “Havliczek”, step by step

Step	Language	Word	Meaning
1	Czech	Havlíček	—
2	Czech	Havel	—
3	Old Irish	gall	foreigner; rock, pillar
4	Latin	Gallus	Alternative letter-case form of gallus; Gaul;...
5	Latin	pāvō	peacock, peafowl; a bird associated with Argus and sacred to Hera or Juno; eaten as a delicacy
6	Ancient Greek	ταώς	peacock; type of fish

Every word from Ancient Greek ταώς →Every word from Latin pāvō →Every word from Latin Gallus →