Where does “Taxad” come from?

Taxad (Portuguese) comes from Portuguese taxa, from Old Portuguese taxa.

Ancestry of “Taxad”, step by step

Taxad traces back through two separate lines of ancestry.

via Portuguese taxa

StepLanguageWordMeaning
1Portuguesetaxafee; tax; rate
2Old Portuguesetaxa

via Portuguese Haddad

StepLanguageWordMeaning
1PortugueseHaddad
2Arabicحدادverbal noun of حَدَّ; ironsmith, blacksmith
Every word from Old Portuguese taxaEvery word from Portuguese taxa