Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin obscūrus

→ English sky (cognate)
→ English obscure (derived)
→ English obscurant (mention)
→ Catalan obscur (derived)
→ Dalmatian sčor (inherited)
→ Greek σκούρος (derived)
→ Spanish oscuridad (mention)
→ Spanish oscuro (inherited)
→ Old French oscur (mention)
→ Galician escuro (inherited)
→ Ancient Greek σκύνιον (cognate)
→ Italian oscuro (inherited)
→ Latin obscuro (affix)
→ Latin obscura (mention)
→ Latin cucullus (mention)
→ Latin obscuripes (mention)
→ Latin obscuriglobus (compound)
→ Dutch obscuur (derived)
→ Occitan escur (derived)
→ Old Spanish escuridat (mention)
→ Old Spanish oscuridat (mention)
→ Polish obskurny (derived)
→ Portuguese obscuro (borrowed)
→ Portuguese escuro (inherited)
→ Portuguese obscuridade (mention)
→ Aromanian scur (derived)
→ Sicilian scuru (derived)