Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Proto-Indo-European *h₁néwn̥

→ English November (derived)
→ English nine (inherited)
→ English ennead (derived)
→ Avestan 𐬥𐬀𐬎𐬎𐬀 (inherited)
→ Avestan 𐬥𐬀𐬊𐬨𐬀 (derived)
→ Afrikaans nege (derived)
→ Aragonese nou (inherited)
→ Aragonese nueu (inherited)
→ Old English nigon (inherited)
→ Assamese ন (inherited)
→ Assamese নউ (inherited)
→ Baluchi نو (inherited)
→ Belarusian дзевяць (derived)
→ Bulgarian девет (inherited)
→ Bengali নয় (inherited)
→ Breton nav (inherited)
→ Catalan nou (inherited)
→ Cebuano nuybe (derived)
→ Central Kurdish نۆ (inherited)
→ Corsican nove (inherited)
→ Czech devět (inherited)
→ Kashubian dzewiãc (inherited)
→ Kashubian dzewińc (inherited)
→ Old Church Slavonic девѧть (derived)
→ Welsh naw (inherited)
→ Danish ni (inherited)
→ German neun (inherited)
→ Lower Sorbian źewjeś (inherited)
→ Middle Dutch negen (inherited)
→ Greek εννέα (derived)
→ Greek εννιά (inherited)
→ Middle English nyne (inherited)
→ Spanish nueve (inherited)
→ Persian نه (inherited)
→ Faroese níggju (inherited)
→ French neuf (inherited)
→ West Frisian njoggen (inherited)
→ Irish naoi (inherited)
→ Scottish Gaelic naoi (inherited)
→ Galician nove (inherited)
→ Old Swedish nio (derived)
→ Old High German niun (inherited)
→ Gothic 𐌽𐌹𐌿𐌽 (inherited)