Where does “arddangosfeydd” come from?

arddangosfeydd (Welsh) comes from Welsh arddangosfa, from Welsh arddangos, from Welsh dangos, from Proto-Indo-European ḱens-, from Proto-Indo-European ḱem- — to cover, conceal; hornless.

Ancestry of “arddangosfeydd”, step by step

StepLanguageWordMeaning
1Welsharddangosfaa display, an exhibition
2Welsharddangosto display, to exhibit, to show
3Welshdangosto show
4Proto-Indo-Europeanḱens-to announce, to proclaim; to put in order
5Proto-Indo-Europeanḱem-to cover, conceal; hornless
Every word from Proto-Indo-European ḱem-Every word from Proto-Indo-European ḱens-Every word from Welsh dangos