Where does “duttur” come from?

duttur (Maltese) comes from Sicilian dutturi, from Latin doctor, from Latin -tor, from Proto-Italic -tōr, from Proto-Indo-European -tōr, from Proto-Indo-European -tor-s.

duttur (Maltese): doctor, physician

Definitions

doctor, physician

Ancestry of “duttur”, step by step

Step	Language	Word	Meaning
1	Sicilian	dutturi	doctor
2	Latin	doctor	teacher, instructor; catechist
3	Latin	-tor	-er
4	Proto-Italic	-tōr	Forms agent nouns to verb stems
5	Proto-Indo-European	-tōr	Derives agent nouns from verbs, denoting someone...
6	Proto-Indo-European	-tor-s	—

Every word from Proto-Indo-European -tor-s →Every word from Latin -tor →Every word from Latin doctor →