His Royal Highness Crown Prince Maha Vajiralongkorn (the formal and official name and royal title of the son [second child] of their Majesties the King and Queen)

Somsong [a Thai given name]

[is] perfect; complete; absolute; abundant; [grammar] past, present and future perfect tenses

Somboon [a Thai male given name] (perfect, complete)

[ทำให้สมบูรณ์] to complete; to make perfect

[บ้านส้มป่อย] Sompoy, a village in มุกดาหาร  Province

[alternate pronunciation of สมมติ]

capacity; capability; ability; aptitude

[is] dull; unable to think clearly

assembly

in modern times; nowadays

member; subscriber

[การเป็นสมาชิก] membership

combination

[the Pali grammatical method of 'combining' words of Pali or Sanskrit origin together to form a new word or term]

guestbook; visitor's ledger

society; club; corporation

[abbreviation for สุรินทร์ ] SRN

bracelet

to recover from a state of drunkedness; sober up

body; human body

[Northern dialect] craftsman; artisan

[is] unorthodox; unconventional

the least; minority

to act in loco parentis; serve in a parental role

[ต้นสวาด] climbing plant with green-gray nuts

[สีสวาด] the color bluish-gray, [as in] a blue point Siamese cat    

[abbreviation for สิงห์บุรี ] SBR

to look at with a telescope, microscope, or binoculars

to aim a gun

to look in a mirror

to illuminate, enlighten; to shine or throw light upon

salad fork

satay; kebab; grilled meat skewers

to gather one's forces; to husband one's strength

to leave a message (usually said on phone); to leave an order

to accumulate; collect; stock up; save up

gentleman; person of quality