Where does “dobjam” come from?

dobjam (Hungarian) comes from Hungarian -jam, from Hungarian -ám, from Portuguese -ão, from Old Portuguese -ão, from Latin -ānus — Of or pertaining to; -ian.

Ancestry of “dobjam”, step by step

Step	Language	Word	Meaning
1	Hungarian	-jam	Used to form the first-person singular...
2	Hungarian	-ám	Added to a stem or other parts of speech to form...
3	Portuguese	-ão	forms the augmentative of nouns; forms the...
4	Old Portuguese	-ão	—
5	Latin	-ānus	Of or pertaining to; -ian

Every word from Latin -ānus →Every word from Portuguese -ão →Every word from Hungarian -ám →