Male polite particle::: ครับ [kráp] (always high tone!)
Female polite particles::: ค่ะ [kâ] and คะ [ká]

– – – – – When to use falling tone ค่ะ [kâ]
(in practice, often changed to low tone [kà])

1. At the end of a statement
2. After these following particles:
– เถอะ + ค่ะ [tèr kâ]
– อ่ะ + ค่ะ [à kâ]
– แหละ + ค่ะ [làe kâ]
– น่ะ + ค่ะ [nâ kâ]

– – – – – When to use high tone คะ [ká]

1. At the end of a question (question particle + คะ [ká])
– ไหมคะ[mái ká]
– เหรอคะ [rǎw ká]
– รึเปล่าคะ [réu plào ká]
– รึยังคะ [réu yang ká]

2. When calling someone
(second person pronoun / someone’s name / family term + คะ [ká])
– คุณคะ [khun ká]
– คุณสมชายคะ [khun Somchai ká]
– พ่อคะ [pâw ká]

3. After these following particles:
– สิ + คะ [sì ká]
– นะ + คะ [ná ká]

More about Thai ending particles :::

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