Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin arcus
← Old English earh (cognate)
← English arrow (mention)
← Proto-Indo-European *h₂erkʷ- (root)
← Proto-Indo-European *h₂erkʷo- (inherited)

→ English arrow (mention)
→ English arc (derived)
→ English arch (derived)
→ English arcade (derived)
→ English archer (derived)
→ English arbalest (derived)
→ English ark (derived(en/enm))
→ English arcus senilis (mention)
→ English arc- (derived)
→ English arson (derived)
→ English arcus (borrowed)
→ English arblast (mention)
→ English arciform (derived)
→ English arcosolium (mention)
→ English archivolt (derived)
→ English arcograph (mention)
→ English gonarcus (derived)
→ English arculus (derived)
→ Old English earh (cognate)
→ Asturian arcu (inherited)
→ Asturian arqueru (inherited)
→ Catalan arc (inherited)
→ Catalan arquer (inherited)
→ Danish ark (derived)
→ German Erker (borrowed)
→ German Armbrust (derived)
→ Esperanto arko (derived)
→ Esperanto arkado (derived)
→ Spanish arco (inherited)
→ Spanish arquero (inherited)
→ Spanish arzón (derived)
→ French arc (inherited)
→ French archer (inherited)
→ French arçon (mention)
→ French arche (derived)
→ French arbalète (mention)
→ Old French arc (inherited)
→ Old French arçon (inherited)
→ Old French archier (inherited)
→ Friulian arc (inherited)
→ Irish arc (derived)
→ Galician arqueiro (inherited)
→ Galician arco (inherited)
→ Galician arzón (mention)
→ Alemannic German Armbruscht (derived)
→ Indonesian arku (derived)
→ Indonesian arkade (derived)
→ Indonesian arkus (learned borrowing)
→ Icelandic ark (derived)
→ Icelandic örk (derived)
→ Italian arco (inherited)
→ Italian arcione (derived)
→ Kazakh арбалет (derived)
→ Kazakh арккосинус (derived)
→ Kazakh арксинус (derived)
→ Kazakh арктангенс (derived)
→ Kazakh арккотангенс (derived)
→ Kazakh арксеканс (derived)