Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Proto-Indo-European *semh₂-

→ English summer (mention)
→ Persian هامین (mention)
→ Irish Samhain (mention)
→ Northern Kurdish havîn (derived)
→ Marshallese jem̧ar (mention)
→ Mòcheno summer (root)
→ Sanskrit ग्रीष्म (mention)
→ Sanskrit समा (inherited)
→ Old Armenian ամ (inherited)
→ Old Armenian ամառն (inherited)