Open English Wordnet
Nouns
(n)blend, portmanteau word, portmanteaua new word formed by joining two others and combining their meanings“`smog' is a blend of `smoke' and `fog'”, “`motel' is a portmanteau word made by combining `motor' and `hotel'”, “`brunch' is a well-known portmanteau”
Verbs
(v)blend, intermix, immingle, interminglecombine into one“blend the nuts and raisins together”, “he blends in with the crowd”, “We don't intermingle much”