Where does “ความภักดี” come from?

ความภักดี (Thai) comes from Thai ภักดี, from Sanskrit भक्ति, from Sanskrit -ति, from Proto-Indo-European -tis — Derives abstract/action nouns from verb roots.

Ancestry of “ความภักดี”, step by step

ความภักดี traces back through two separate lines of ancestry.

via Thai ภักดี

StepLanguageWordMeaning
1Thaiภักดีdevotion; bhakti
2Sanskritभक्तिdistribution, partition, separation; division,...
3Sanskrit-ति-ness
4Proto-Indo-European-tisDerives abstract/action nouns from verb roots

via Thai ความ

StepLanguageWordMeaning
1Thaiความaffair; matter; content; essence; subject;...
2Proto-Taiɣwaːmᴬmatter
Every word from Proto-Indo-European -tis →Every word from Sanskrit -ति →Every word from Sanskrit भक्ति →