cowslip
Concise Oxford English Dictionary © 2008 Oxford University Press:
cowslip/ˈkaʊslɪp/
▶noun a wild primula with clusters of drooping fragrant yellow flowers in spring. [Primula veris.] ■North American term for marsh marigold.
– origin OE cūslyppe, from cū ‘cow’ + slipa, slyppe ‘slime’.
'cowslip' also found in these Oxford entries:

