แอบดู | aaepL duuM | verb | peek; peek at; to peep |
| แอบได้ยิน | aaepL daiF yinM | verb | overhear |
แอบแฝง | aaepL faaengR | verb | be hidden; lay in hiding |
| แอบฟัง | aaepL fangM | verb | to listen in; eavesdrop |
| แอบอิง | aaepL ingM | | to snuggle; nestle |
| แอปเปิล | aaepL bpeernM | | [alternate spelling of แอปเปิ้ล] |
แอปเปิ้ล  | aaepL bpeernF | noun, adjective, loanword, English | [Thai transcription of the foreign loanword, "apple"] |
| noun | [ต้นแอปเปิ้ล] apple tree |
| [น้ำแอปเปิ้ล] apple juice |
| noun, loanword, English | [ลูกแอปเปิ้ล] an apple |
| noun | [ดอกต้นแอปเปิ้ล] flower of the apple tree |
| แอ็ปเปิ้ล | aepL bpeernF | | [alternate spelling of แอปเปิ้ล] |
| แอพริค็อต | aaepL riH khawtH | noun, loanword, English | [Thai transcription of the foreign loanword, "apricot"] |
| noun | [ผลแอพริค็อต] an apricot fruit |
| แอฟริกา | aaefL riH gaaM | proper noun, geographical | Africa |
| แอฟริกาใต้ | aaefL riH gaaM dtaiF | proper noun, geographical, adjective | South Africa; South African |
| แอ้ม | aaemF | verb | eat; take; get; to sneak |
| แอมเบอร์เกอร์ | aaemM buuhrM guuhrM | noun, loanword, English | [Thai transcription of the foreign loanword, "hamburger"] |
| แอมป์ | aaem[p]M | noun | [Thai transcription of the foreign loanword, "amp", short for] Ampere |
| แอมแปร์ | aaemM bpaae[r]M | noun, loanword, English | Ampere, a measure of electric current |
| แอมโมเนีย | aaemM mohM niiaM | noun, loanword, English | ammonia, NH3 |
| แอมโมเนียม | aaemM mohM niiamM | prefix, loanword, English | [Thai transcription of the foreign loanword, "ammonium"] |
| แอมโมเนียมซัลเฟต | aaemM mohM niiamM sanM faehtF | noun, loanword, English | ammonium sulfate |
| แอมโมเนียมไนเตรต | aaemM mohM niiamM naiM dtraehtL | noun | ammonium nitrate, NH4NO3 |
| แอมโลดิพีน | aaemM lohM diL pheenM | formal, loanword, English | [Thai transcription of the foreign loanword, "amlodipine"] |
| แอมโลดิพีน เบซีเลต | aaemM lohM diL pheenM baehM seeM laehtF | phrase, formal, loanword, English | [Thai transcription of the foreign loanword, "amlodipine besylate"นอร์แวสค์ (Norvasc)] |
| แอร์ | aae[r]M | adjective, loanword, English | [Thai transcription of the foreign loanword, "air"] [referring to air-conditioning] |
| แอร์เฮด | aae[r]M haehtF | noun, loanword, English | [Thai transcription of the foreign loanword, "airhead"] [English slang] a moron |
| แอร์โฮสเตส | aae[r]M hohtF dtaehtL | noun, loanword, English | [Thai transcription of the foreign loanword, "air hostess"] a female flight attendant |
| แอริค | aaeM rikH | proper noun | Erik; Eric [an English given name] |
| แอริโซนา | aaeM riH sohM naaM | proper noun, geographical | Arizona [state of the United States] |
| แอลกอฮอ | aaenM gaawM haawM | | [alternate spelling of แอลกอฮอล์] |
| แอลกอฮอล์ | aaenM gaawM haaw[l]M | noun, formal, loanword, English | [Thai transcription of the foreign loanword, "alcohol"] [chemistry] alcohol, a hydroxylated hydrocarbon such as ethyl alcohol (grain alcohol, ethanol, "EtOH", CH3CH2OH), methyl alcohol (wood alcohol, methanol, "MeOH", CH3OH), isopropyl alcohol (CH3CHOHCH3), ethylene glycol (CH2OHCH2OH), etc. |
| noun, formal, loanword, English | [Thai transcription of the foreign loanword, "alcohol"] whiskey, gin, vodka, or any other intoxicating liquor containing alcohol |
| แอลคูเวต | aaenM khuuM waehtF | proper noun, geographical | Al-Kuwait, Kuwait City, the capital city of ประเทศคูเวต (Kuwait) |
| แอลจีเรีย | aaenM jeeM riiaM | proper noun, geographical | [ประเทศแอลจีเรีย] Algeria, a country in Africa |
| แอลเจียร์ส | aaenM jiia[r]tL | proper noun, geographical | Algiers, the capital city of แอลจีเรีย (Algeria) |
| แอลเบเนีย | aaenM baehM niiaM | proper noun, geographical | [ประเทศแอลเบเนีย] Albania, a country in Europe |
| แอลพ์ | aaen[p]M | | [Thai transcription of the foreign loanword, "Alps"] |
| แอลาบามา | aaeM laaM baaM maaM | proper noun, geographical, loanword, English | Alabama [state of the United States] |
| แอส | aaetL | noun, adjective, colloquial, vulgar, loanword, English | [Thai transcription of the foreign loanword, "ass"] [English slang] ass |
| แอสพารากัส | aaetL phaaM raaM gatL | noun, loanword, English | [Thai transcription of the foreign loanword, "asparagus"] |
| แอสไพริน | aaetL phaiM rinM | noun, formal, loanword, English | [Thai transcription of the foreign loanword, "aspirin"] |
| แอสมารา | aaetL maaM raaM | proper noun, geographical | Asmara, the capital city of เอริเทรีย (Eritrea) |
| แออัด | aaeM atL | attributive verb | [is] crowded; congested |
 โอ | ohM | | [Thai pronunciation of the English letter,] 'O' |
| noun, loanword, English | [Thai transcription of the foreign loanword, "O," an abbreviation for] OT; overtime |
| [pronunciation of the Thai vowel, โ ] |
| noun | a dipper-shaped cup |
| pomelo citrus maxima |
| interjection | "oh" |
| โอ่ | ohL | verb | brag; boast; show off |
| noun | sampan boat |
| โอ้ | ohF | interjection, colloquial | [an interjection used to express contemplation; pleading, grief, sympathy, consolation, etc.] Oh! |
| adverb, colloquial | [showing disapproval] openly; loudly |
| noun, proper noun, colloquial | [เพลงโอ้] [types of Thai songs and tunes] |
| โอ๋ | ohR | interjection, particle, onomatopoeia | [onomatopoeic sound of soothing or consoling someone like "there...there..." in English] |
| verb, transitive, intransitive | to console; to soothe; to comfort; to humor; to pamper; to indulge |
| โอ เค | ohM khaehM | adjective | [Thai transcription of the foreign loanword, "O.K."] OK; okay |
| โอ เค ไหม | ohM khaehM maiR | phrase, colloquial | [as a question] O.k.? okay? |
| โอ๊ก | ohkH | noun | [Thai transcription of the foreign loanword, "oak"] |
| noun | [ต้นโอ๊ก] oak tree |
| noun | [ผลโอ๊ก] acorn |
| noun | [ลูกโอ๊ก] acorn |
| noun | [ใบโอ๊ก] oak leaf |
| โอกลาโฮมา | ohkL laaM hohM maaM | | [alternate spelling of โอคลาโฮม่า] |
| โอกาส | ohM gaatL | noun | chance; opportunity; occasion |
| โอกาสที่เขาจะกลับมาลุยโคลนการเมือง มีไม่มากนัก | ohM gaatL theeF khaoR jaL glapL maaM luyM khlohnM gaanM meuuangM meeM maiF maakF nakH | example sentence | "The likelihood that he will return to wade through the muck of politics is not very great." |
| โอกาสหน้า | ohM gaatL naaF | phrase | maybe later (next opportunity) |
