Where does “ความพิการ” come from?

ความพิการ (Thai) comes from Thai พิการ, from Pali vikāra, from Sanskrit विकार, from Sanskrit वि, from Proto-Indo-Aryan wí, from Proto-Indo-Iranian wí, from Proto-Indo-European wi — apart, asunder; away from, against.

Ancestry of “ความพิการ”, step by step

ความพิการ traces back through two separate lines of ancestry.

via Thai พิการ

StepLanguageWordMeaning
1Thaiพิการdisabled; with disabilities; having disabilities
2Palivikāra
3Sanskritविकारthe syllable "vi"; change from natural state,...
4Sanskritविapart; asunder; in different directions
5Proto-Indo-Aryan
6Proto-Indo-Iranian
7Proto-Indo-Europeanwiapart, asunder; away from, against

via Thai ความ

StepLanguageWordMeaning
1Thaiความaffair; matter; content; essence; subject;...
2Proto-Taiɣwaːmᴬmatter
Every word from Proto-Indo-European wiEvery word from Proto-Indo-Iranian Every word from Proto-Indo-Aryan