Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Thai
ฤดู
←
Khmer
រដូវ
(cognate)
←
Lao
ລຶດູ
(cognate)
←
Lao
ລະດູ
(mention)
←
Old Khmer
rtu
(cognate)
←
Sanskrit
ऋतु
(derived)
←
Isan
ละดู
(cognate)
→
Thai
ฤดูร้อน
(compound)
→
Thai
ฤดูฝน
(compound)
→
Thai
ระดู
(mention)