Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old Norse regin
← Old English reġn- (cognate)
← Proto-Germanic *raginą (inherited)
← Proto-Norse *ᚱᚨᚷᛁᚾᚨ (inherited)
← Proto-Norse ᚱᚨᚷᛁᚾᚨᚲᚢᛞᛟ (mention)
← Gothic 𐍂𐌰𐌲𐌹𐌽 (cognate)
← Old Saxon regin- (cognate)
← Old Saxon regan- (mention)

→ English Ragnarok (mention)
→ German Reinhard (cognate)
→ Finnish Rauno (derived)
→ Finnish ragnarök (mention)
→ Faroese Regin (derived)
→ Faroese ragnarøk (mention)
→ Proto-Norse ᚱᚨᚷᛁᚾᚨᚲᚢᛞᛟ (cognate)
→ Hungarian Ragnarök (mention)
→ Icelandic ragnarök (mention)
→ Norwegian Bokmål ragnarok (mention)
→ Norwegian Nynorsk ragnarok (mention)
→ Norwegian Ragnar (mention)
→ Old Norse reginkunnr (affix)
→ Old Norse Ragnhildr (mention)
→ Old Norse Ragnfríðr (mention)
→ Old Norse ragnarǫk (compound)
→ Old Norse Reginn (mention)
→ Old Norse Ragnarr (affix)
→ Swedish Ragnarök (mention)