Silesianness

Etymology tree
Late Latin Silesialbor.
English Silesia
Proto-Indo-European *-nós
Proto-Italic *-nos
Latin -nus
Latin -ānus
Old French -ainder.
Middle English -an
English -an
English Silesian
Proto-Germanic *-in-
Proto-Indo-European *-h₂
Proto-Indo-European *-éh₂
Proto-Indo-European *-yéti
Proto-Indo-European *-eh₂yéti
Proto-Indo-European *-h₂ti
Proto-Germanic *-ōną
Proto-Germanic *-inōną
Proto-Indo-European *-dyé-
Proto-Germanic *-atjaną
Proto-Indo-European *-tus
Proto-Germanic *-þuz
Proto-Germanic *-assuz
Proto-Germanic *-inassuz
Proto-West Germanic *-nassī
Old English -nes
Middle English -nesse
English -ness
English Silesianness
From Silesian + -ness.