ชุม

From Old Khmer jum, juṃ, juṃm, cuṃ (“about, round; to encircle, to ring, to surround; to group together, to embody, to include, to unite; etc”). Compare Modern Khmer ជុំ (cum), extended as ប្រជុំ (prɑcum), from which Thai ประชุม (bprà-chum) was derived.

ชุม • (chum) (abstract noun การชุม)

1. to come or cause to come together: to assemble, to gather, to meet, to unite, etc.
   • ชุมพล

     chum pon

     To muster troops.

2. (often used negatively) to be present in a great amount, number, quantity, etc.
   • ที่นี่ขโมยชุม

     tîi-nîi kà-mooi chum

     Thieves are in abundance here.

   • ยุงชุม

     yung chum

     Mosquitoes abound.