Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
chum
←
Welsh
cymrawd
(derived)
←
Welsh
brawd
(mention)
←
English
cham
(mention)
←
English
chambermate
(mention)
←
English
comrade
(mention)
←
English
chummery
(link)
←
English
chumming
(link)
←
English
chummy
(link)
←
English
chumocracy
(link)
→
English
butty
(link)
→
English
new chum
(mention)
→
English
chumbucket
(compound)
→
English
chummy
(suffix)
→
English
chummery
(suffix)
→
English
chumship
(suffix)
→
English
chumocracy
(suffix)
→
English
Spec-chum
(blend)
→
English
chummo
(suffix)
→
English
chummage
(suffix)
→
English
chumbox
(compound)
→
English
chummer
(suffix)
→
English
chumsicle
(affix)
→
English
choom
(mention)
→
French
chum
(borrowed)
→
Latvian
čoms
(mention)