Piisch

Etymology 1
With contraction (as in earlier 🇨🇬), from and, , northern variants of , , from. The development -irs- → -iis- is regular; cf. ,.

Noun

 * 1) peach fruit

Etymology 2
From, from , extended form of , whence 🇨🇬, etc. The further development as in etymology 1. For the initial p-, influence by is possible.

Noun

 * 1) perch fish