ขา

From Proto-Southwestern Tai *qaːᴬ (“leg”), from Proto-Tai *p.qaːᴬ (“leg”). Cognate with Northern Thai ᨡᩣ, Lao ຂາ (khā), Lü ᦃᦱ (ẋaa), Shan ၶႃ (khǎa), Tai Nüa ᥑᥣᥴ (xáa), Ahom 𑜁𑜡 (khā), Bouyei gal, Zhuang ga. Within Kra-Dai, compare Sui bal and ggal (“leg”) and Proto-Kra *C-kaᴬ. Compare also Old Chinese 骹 (OC *kʰraːw, “leg”), Min languages 跤 (“leg, foot”), Proto-Austronesian *paqa (“thigh”).

ขา • (kǎa) (classifier ข้าง)

1. (anatomy) leg.
2. something resembling or suggesting a leg or legs, as a table leg, chair leg, trouser leg, easel, tripod, etc.

Uncertain. Implicitly suggested by TDP (via sense grouping) to be a semantic extension of the "leg" sense of Etymology 1.

ขา • (kǎa)

1. (archaic) synonym of สลึง (sà-lʉ̌ng, “a traditional unit of gold weight, equal to 3.75 grams”)
2. (colloquial) occasion, time; round, turn.
3. (colloquial) person.
4. (colloquial) ally; comrade; mate; partner.
5. (especially in an illegal or wrongful activity, as gambling, cardplaying, etc) participant.

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

ขา • (kǎa)

1. (archaic) a third person pronoun used to inclusively refer to two or more persons.

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

ขา • (kǎa)

1. (women's speech) used to express affirmation, assent, or acknowledgment.

ขา • (kǎa)

1. (women's speech) a familiar or disrespectful particle placed after an appellation, especially in an expression of doubt, interrogation, or suggestion.

• The interjection/particle was historically employed by male nobles, but in the modern day it is only used by women.

• “ขา” in Thai Dictionary Project (TDP) (UC Berkeley 1964) (plus additional data from the Royal Institute of Thailand (RI) and NECTEC's LEXITRON project (LEX)). Searchable online at SEAlang.net.