Answer:

oldlatin

Answer	Crossword Clue
OLDLATIN	Ancient Roman language
OLDLATIN	Language of Julius Caesar's ancestors
OLDLATIN	Spanish ancestor

OLDLATIN	Language in many etymologies
OLDLATIN	Roman language before 200 B. C.
OLDLATIN	Ancient language.
OLDLATIN	Language of early Roman inscriptions
OLDLATIN	Language in an etymology
OLDLATIN	Source of many English words that come to us via French
OLDLATIN	Cato the Elder's language
OLDLATIN	Language of early inscriptions

OLDLATIN	Long-dead language
OLDLATIN	Language of the pre-Roman Empire
OLDLATIN	Language of the Twelve Tables