Where does “kestav” come from?

kestav (Cornish) comes from Hungarian -kes, from Hungarian -s — Added to a noun to form an adjective meaning...

kestav (Cornish): contact

Definitions

Step	Language	Word	Meaning
1	Hungarian	-kes	Added to an adjective to form a new adjective expressing easement or reduction of the original quality: -ish
2	Hungarian	-s	Added to a noun to form an adjective meaning...