Is “Fellatio” a Scrabble word?
Yes
FELLATIO
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Fellatio
/fəˈleɪ.ʃi.əʊ/
noun
1.(sex) The stimulation of the penis (or testicles) using the mouth.
Synonyms: French, blowjob, gobby, head, hummer, nosh