Finnish word pingis comes from Finnish -is, Finnish ping pong

Detailed word origin of pingis

Dictionary entry	Language	Definition
-is	Finnish (fin)	(colloquial) -er; a suffix used to form nouns and proper nouns from place names, common nouns and adjectives; gives a familiar nuance to the original word; the original word is often truncated in the process.
ping pong	Finnish (fin)
pingis	Finnish (fin)	(colloquial) table tennis, ping-pong or ping pong.

Words with the same origin as pingis