This is the 786th most frequent Thai word.
saarc
"SAARC" is not a Thai word; it refers to the "South Asian Association for Regional Cooperation," a regional organization in South Asia.
In this sentence, the word “สาา” (saar)—derived from “สาร” (saran)—means 'substance,' indicating importance or meaning found in the book.
หนังสือเล่มนี้มีสาระมาก
This book has a lot of substance.
Here, the word “สาร” (saar) is used to mean 'message,' implying communication or an information relay.
คุณควรฟังสารจากหัวหน้าก่อนตัดสินใจ
You should listen to the message from the leader before deciding.
In this context, “สาร” (saar) stands for 'component,' denoting a crucial part of the research.