Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
West Frisian
haad
←
Proto-Germanic
*haubudą
(inherited)
←
Old Frisian
(inherited)
→
West Frisian
haadplak
(compound)
→
West Frisian
haadwurd
(affix)
→
West Frisian
haadstêd
(compound)
→
West Frisian
havenhaad
(compound)
→
Saterland Frisian
Haud
(cognate)