However , the speakers of Vulgar Latin were significantly .
However , the speakers of Vulgar Latin temporarily boosted in the 5th century by the influx of Romano - Britons from the lowland zone who were fleeing the Anglo - Saxons .
However , the speakers of Vulgar Latin were significantly but temporarily boosted in the 5th century by the influx of Romano - Britons from the lowland zone who were fleeing the Anglo - Saxons .