Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Esperanto
seka
←
Welsh
sych
(mention)
←
Spanish
seco
(mention)
←
French
sec
(mention)
←
Hindi
सूखा
(mention)
←
Proto-Indo-European
*seyk-
(mention)
←
Italian
secco
(mention)
←
Latin
siccus
(mention)
←
Lithuanian
sausas
(mention)
←
Portuguese
seco
(mention)
←
Russian
сухо́й
(mention)
→
Esperanto
sekaĵo
(affix)
→
Esperanto
malseka
(affix)
→
Esperanto
sekigi
(affix)
→
Esperanto
sekiĝi
(affix)
→
Esperanto
seketa
(suffix)
→
Esperanto
sekega
(suffix)
→
Esperanto
sekeco
(affix)
→
Esperanto
sekvinbero
(compound)