Where does “deontolohiya” come from?

deontolohiya (Tagalog) comes from Spanish deontología, from Ancient Greek δέον, from Ancient Greek δεῖ, from Ancient Greek δέω, from Proto-Indo-European deh₁- — to bind.

deontolohiya (Tagalog): deontology

Definitions

deontology

Ancestry of “deontolohiya”, step by step

Step	Language	Word	Meaning
1	Spanish	deontología	deontology
2	Ancient Greek	δέον	nominative/accusative/vocative singular neuter of...
3	Ancient Greek	δεῖ	it behoves one to, it is necessary to, one must;...
4	Ancient Greek	δέω	I bind, tie, fasten, fetter; To lack, need,...
5	Proto-Indo-European	deh₁-	to bind

Every word from Proto-Indo-European deh₁- →Every word from Ancient Greek δέω →Every word from Ancient Greek δεῖ →