Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
Dołhan
←
Polish
Dołgan
(mention)
←
Polish
Dołgań
(mention)
←
Polish
Dołhań
(mention)
←
Polish
Dowgan
(mention)
←
Polish
Dowhan
(mention)
←
Polish
Dowhań
(mention)
←
Proto-Slavic
*dьlgъ
(derived)
→
Polish
Dowhan
(mention)
→
Polish
Dowhań
(mention)
→
Polish
Dołhań
(mention)
→
Polish
Dołgan
(mention)
→
Polish
Dołgań
(mention)