English

kneepan

From knee + pan.

A compound of knee + pan

Proto-Indo-European *ǵónu

…

Proto-Germanic *knewą

Proto-West Germanic *kneu

Old English cnēo

Middle English kne ‘the knee’

English knee

Proto-Germanic *pannǭ

Proto-West Germanic *pannā

Old English panne ‘pan’

Middle English panne ‘pan’

English pan

Today it means

noun The kneecap; the patella.

Language periods are conventional ranges, not dates for this word.