This is the 242nd most frequent Thai word.
สมช
"สมช" is an abbreviation in Thai for "สมาชิก," which means "member" in English.
In this sentence, 'สมช' is shorthand for 'สมาชิก' (member), a common abbreviation in Thai where the first parts of syllables are combined.
สมาชิกใหม่ของชุมนุมจะต้องลงชื่อในแบบฟอร์มนี้
New members of the club must sign this form.
In this sentence, 'สมช' is used as an abbreviation or nickname for a person's name (Somchai), which is common in informal Thai.
สมชยืนอยู่ในแสงแดดยามเช้า
Somchai stands in the morning sunlight.
Here, 'สมช' could refer to members (สมาชิก) again, showing its use in formal or organizational contexts.