Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English helm
Old English helma (inherited)
Old English helm (inherited)
Danish - (cognate)
German Holm (cognate)
German Helm (cognate)
English at the helm (link)
English take the helm (link)
English helmer (link)
English behelm (link)
Middle English helm (inherited)
Middle English helme (mention)
Middle English helm (inherited)
West Frisian helm (cognate)
Proto-Germanic *helmô (inherited)
Proto-Germanic *helmaz (inherited)
Proto-West Germanic *helm (inherited)
Proto-Indo-European *ḱel- (cover) (root)
Proto-Indo-European *ḱelmos (inherited)
Proto-Indo-European *ḱel- (derived)
Low German Helm (cognate)
Dutch helm (cognate)
Norwegian hjelm (cognate)

English helmet (suffix)
English helmet (mention)
English helmsman (affix)
English helmer (suffix)
English helmswoman (affix)
English helmless (suffix)
English uphelm (prefix)
English behelm (prefix)
English unhelm (prefix)
English dishelm (prefix)
English helmage (suffix)
English autohelm (prefix)
English helmsperson (affix)
Bengali হাল (derived)
German Helm (cognate)
German Holm (cognate)
Gothic 𐌷𐌹𐌻𐌼𐍃 (cognate)
Italian temo (link)
Luxembourgish Helm (cognate)
Norwegian Bokmål ror (link)
Dutch helm (cognate)
Norwegian Nynorsk hjelm (cognate)
Old Norse hjalmr (cognate)
Sanskrit शर्मन् (cognate)