Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
roca
←
Spanish
rueca
(cognate)
←
Proto-Germanic
*rukkô
(derived)
←
Galician
rocazo
(link)
←
Galician
rocanzo
(link)
←
Galician
roqueiro
(link)
←
Galician
rocón
(link)
←
Galician
recó
(link)
←
Galician
rocha
(doublet)
←
Galician
rocha
(link)
←
Old High German
rocko
(cognate)
←
Gothic
*rukka
(derived)
←
Gothic
*𐍂𐌿𐌺𐌺𐌰
(mention)
←
Portuguese
roca
(cognate)
←
Old Portuguese
roca
(inherited)
→
Galician
rocha
(doublet)
→
Galician
roqueiro
(suffix)
→
Galician
roqueiro
(link)
→
Galician
roqueiro
(suffix)
→
Galician
roqueiro
(link)
→
Portuguese
roca
(cognate)