s]
| the act or practice of orally stimulating the female genitals. |

"Cunnilingus was a very familiar manifestation in classical times; ... it tends to be especially prevalent at all periods of high civilization." [Havelock Ellis, 1905]
cunnilingus cun·ni·lin·gus (kŭn'ə-lĭng'gəs)
n.
Oral stimulation of the clitoris or vulva.