[Thai transcription of the foreign loanword] hippopotamus

Hillary; Hilary [an English given name]

[onomatopoeia] Ha, ha.

[alternate spelling of ฮีเลี่ยม]

[discourse particle indicating agreement]

to swiftly flock or gather together

[onomatopoeia] sound of approval or joy (as that received from the crowd, a meeting or gathering)

[Isaan dialect] ทำ 

Helena, the capital city of มอนทาน่า (Montana)

[used of an evil spirit] manifesting the gruesome power (for example, haunting or zealously guarding a place and frightening people with scary apparitions)

Hamilton, the capital city of เบอร์มิวดา  (Bermuda)

Homer [an English given name]

[Thai transcription of the foreign loanword] hydrolysis

a.) — [indicating the first item in a list]; Mr. A.

[The first letter of the Thai alphabet]

[abbreviation for สำนักงานคณะกรรมการพัฒนาระบบราชการ] OPDC

to drink (alcohol)

[is] stupefied; dazed; intoxicated; befuddled

international law

[กตัญญูกตเวที] gratefulness, sense of obligation or duty

the innermost room

[abbreviation for การไฟฟ้านครหลวง] MEA

saturated fat

[กรมธนารักษ์] Treasury Department

committee; board member

clatter; noise; rustle

[is] thirsty; parched

a tailor bird

canopy; sheltering cover; roofing

paper filter

They are the backbone of our nation

[กระถินณรงค์] earpod wattle Acacia auriculiformus

query, a question