Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Sanskrit
अर्च्
→
Sanskrit
अर्चा
(link)
→
Sanskrit
अर्चि
(link)
→
Sanskrit
अर्चिस्
(link)