primogenitor

Meanings

Plural: primogenitors

Noun

an ancestor in the direct line
An initial ancestor.

Origin / Etymology

Latin primus (“first”) + -o- + genitor (Latin genitor). Compare progenitor.

Synonyms

progenitor

Scrabble Score: 17

primogenitor is a valid Scrabble (US) TWL word
primogenitor is a valid Scrabble Word in Merriam-Webster MW Dictionary
primogenitor is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 21

primogenitor is a valid Words With Friends word