Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Xian
←
English
Xmas
(mention)
←
English
xian
(alter)
←
English
Xmas
(link)
←
English
Xianity
(link)
←
English
Xtianity
(link)
←
Ancient Greek
Χ
(derived)
←
Ancient Greek
Χριστος
(mention)
←
Chinese
西安
(derived)