köken: Etymology tree Proto-Indo-European *teg- Proto-Indo-European *-us Proto-Indo-European *tégus Proto-Germanic *þekuz Proto-Germanic *-jaz Proto-West Germanic *-ī Proto-West Germanic *þikkwī Old High German dicchi Middle High German dicke German dick Proto-Indo-European *-teh₂der. Proto-Germanic *-iþō Middle Low German -tebor. German -te German Dicktebor. Polish dykta Borrowed from German Dickte.