palato-velar
/ˌpalətəʊˈviːlə/ /pəˌleɪtəʊˈviːlə/Phonetics
adjective
Of a speech sound: articulated with the tongue simultaneously or successively touching the palate and velum. Also (occasionally): either palatal or velar.
Origin
Late 19th century; earliest use found in Peter Giles (1860–1935), philologist and college head. From palato- + velar.