Proto-Germanic *seukaz

→ English sick (inherited)

→ Afrikaans siek (inherited)

→ Danish syge (inherited)

→ Danish syg (inherited)

→ Middle English sik (inherited)

→ Estonian seek (derived)

→ Faroese sjúkur (derived)

→ Old Swedish siuker (inherited)

→ Gothic 𐍃𐌹𐌿𐌺𐍃 (inherited)

→ Icelandic sjúkur (derived)

→ Norwegian Bokmål sjuk (inherited)

→ Dutch ziek (inherited)

→ Norwegian Nynorsk sjuk (inherited)

→ Old Norse sjúkr (inherited)

→ Old Saxon siok (inherited)

→ Saterland Frisian süük (derived)

→ Swedish sjuk (inherited)