Old Norse sǫk

← German Sache (cognate)

← English sake (cognate)

← Proto-Germanic *sakō (derived)

← Old High German sahha (cognate)

← Gothic 𐍃𐌰𐌺 (cognate)

← Proto-Indo-European *seh₂g- (root)

→ Old English sacu (cognate)

→ Danish sag (derived)

→ Westrobothnian sak (derived)

→ Icelandic sök (derived)

→ Norwegian Bokmål sak (derived)

→ Norwegian Nynorsk sak (derived)

→ Old Norse sakar (link)

→ Old Norse saka (link)

→ Old Norse sakir (link)

→ Old Norse sakeyrir (compound)

→ Old Norse sakareyrir (compound)

→ Old Norse sekr (cognate)

→ Swedish sak (derived)