Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ancient Greek πέλαγος
← Proto-Indo-European *pelh₂- (inherited)

→ English archipelago (mention)
→ English pelagic (mention)
→ English Pelagius (mention)
→ English pelagosaur (mention)
→ Cebuano arkipelago (affix)
→ German Archipel (mention)
→ Greek Ιόνιο πέλαγος (mention)
→ Greek πέλαγος (inherited)
→ Greek αρχιπέλαγος (mention)
→ Greek Αιγαίο πέλαγος (mention)
→ Esperanto arkipelago (mention)
→ Spanish archipiélago (prefix)
→ Spanish piélago (derived)
→ Spanish pelágico (mention)
→ Spanish Pelayo (mention)
→ Galician piago (derived)
→ Hebrew ארכיפלג (mention)
→ Italian arcipelago (mention)
→ Italian pelago (derived)
→ Latin pelagus (borrowed)
→ Latin pelagicus (mention)
→ Norwegian Bokmål arkipel (prefix)
→ Dutch archipel (mention)
→ Norwegian Nynorsk arkipel (prefix)
→ Old Spanish piélago (derived)
→ Portuguese pego (derived)
→ Albanian pellg (borrowed)