13 letters · 20 points in Scrabble
noun the male head of family or tribe
origin(c. 1425 to 1475) From late Middle English paterfamilias, from Latin pater familiās. From Latin pater (“father”) + familiās, archaic genitive of familia (“family; household”). Literally, "father of the family" or "father of the household".
Etymology from Wiktionary, CC BY-SA 3.0