Frankish (adj.) Look up Frankish at Dictionary.com
"pertaining to the ancient Franks," 1802, from Frank + -ish. As the name of the West Germanic language spoken by the ancient Franks, from 1863. (Frenkis is recorded c.1400.). The language was absorbed into French, which it influenced, especially in the northern regions from which the Normans conquered England in 1066.