Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
coastal
←
English
coast
(suffix)
←
English
al
(suffix)
→
English
costal
(doublet)
→
English
bicoastal
(prefix)
→
English
noncoastal
(prefix)
→
English
coastally
(suffix)
→
English
tricoastal
(prefix)
→
English
intercoastal
(prefix)
→
English
subcoastal
(prefix)
→
English
midcoastal
(prefix)
→
English
palaeocoastal
(prefix)
→
Norwegian Nynorsk
kostal
(cognate)