Most common Thai words

personal affairs; private business

plastic surgery

work permit

man aspiring to love above his social standing

genetic engineering

citronella grass (Southern Thai)

pure substance

decline; deterioration; downturn

economic recession

recollection; reminiscing

[to] lose unity; become divided

[to] volunteer; offer one's services

[to] hide oneself; lie low

[to] smile with satisfaction; smile smugly

[to] smile mockingly; sneer

orphan disease

beloved woman; beautiful sweetheart (literary)

sailor; mariner (formal)

making or preparing milk

bicycle groupset

[to] have breast enhancement surgery (informal)

utilitarianism (formal)

adult; fully mature

one-way ticket

greed; excessive appetite

musical composition (formal)

looseness; slackness

open-air film screening

credit rating

spiritually awakened person (Buddhism)

relatives; kin (formal)

inventory; stock

air compressor

wrinkled; creased; crumpled

king; monarch (literary)

departure; setting off

international relations

radiation dose

for generations to come

blackboard tree; devil's tree

evaporator

card game

very bored; fed up (slang)

business takeover

optics

overseas Chinese

[to] be short of breath; pant

banana-leaf-wrapped dumpling (Northern Thai)

[to] subtract numbers

fictitious force; inertial force

mortgage-free

[to] possessively keep others from having [sb] or [sth]

authoritative command; decree

square root

[to] fight to the death; fight with all one's might

Pavarana Day

[to] pass through repeated birth and death

[to] be stunned into silence

globalization (older usage)

mixed deciduous forest

[to] vanish; disappear without a trace (informal)

Formula One; F1

[to] have blurred or dim eyesight

binary number

pelvic fin

historical novel

making excuses; justifying oneself

pulley; pulley block

police dog (colloquial)

[to] repay royal kindness through loyal service (royal)

literacy

people of little status or influence

noble; person of high rank

discussion of Buddhist teachings (formal)

unconventional; not by the book

jingle

cost price

epaulette; shoulder board

[to] vary inversely; be inversely proportional

[to] shake off water

inverse variation; inverse proportionality

loneliness; eerie desolation

[to] slap [sb] in the face

Frisbee; flying disc

litigant; party to a legal case (formal)

soft power

welding machine; welding equipment (informal)

telecommunications; telecom

perseverance; persistence

inorganic fertilizer; chemical fertilizer

organic fertilizer

electrical substation

amateur boxing

[to] be furious

[to] play a role convincingly

[to] keep one's cards close to one's chest (informal)

awareness of oneself

luculia; fragrant pink-flowered shrub

caladium; fancy-leaved caladium

suspicion; mistrust