แล้วเสร็จ | laaeoH setL | verb | to finish; complete |
 และ  | laeH | conjunction | and |
| และอื่น ๆ อีกมากมาย | laeH euunL euunL eekL maakF maayM | | et cetera |
| โล | lohM | noun, colloquial, loanword, English | [Thai transcription of the foreign loanword, "lo", an abbreviation of "kilo" or "kilogram"] |
โลก  | lohkF | noun | the planet Earth |
| noun | the world |
| โลกเราควรเต็มไปด้วยแผงวงจรไฟฟ้าจากแสงอาทิตย์และกังหันลมบนยอดเขาและชายทะเล | lohkF raoM khuaanM dtemM bpaiM duayF phaaengR wohngM jaawnM faiM faaH jaakL saaengR aaM thit[y]H laeH gangM hanR lohmM bohnM yaawtF khaoR laeH chaayM thaH laehM | example sentence | "Our world should be filled with solar cell arrays and wind turbines on the top of mountains and along the sea coast." |
| โลกอุดร | lohkF ooL daawnM | | [alternate spelling of โลกุตตร] |
| โลกา | lohM gaaM | noun, adjective, poetic | [poetic] world; worldly |
| โลกาภิวัตน์ | lohM gaaM phiH wat[n]H | noun, formal | [formal term officially endorsed by the Royal Institute] globalization [See Notes]. |
| โลกิยะ | lohM giL yaH | | [alternate spelling of โลกีย์] |
| โลกีย์ | lohM gee[y]M | noun, formal, loanword, Pali | worldly happiness or pleasure; lust |
| adjective, formal, loanword, Pali | worldly; secular; earthly; material; temporal; fleshy; nonclerical; nonreligious |
| โลกีย | lohM geeM yaH | | [alternate spelling of โลกีย์] |
| โลกีย์วิสัย | lohM gee[y]M wiH saiR | noun, adjective, phrase, formal, loanword, Pali | worldly; earthly; worldliness |
| โลกียวิสัย | lohM geeM yaH wiH saiR | noun | worldly pleasures |
| โลกุตตร | lohM gootL dtaawnM | adjective, formal, loanword, Pali | beyond the worldly matters; religious; clerical; ecclesiastical; ministerial; priestly; ethical |
| โลกุตตระ | lohM gootL dtraL | | [alternate spelling of โลกุตตร] |
| โลกุตระ | lohM gootL raH | | [alternate spelling of โลกุตตร] |
| โลง | lohngM | noun | casket; coffin; sarcophagus |
| classifier | [numerical classifier for coffin] |
| โล่ง | lohngF | adjective | airy; wide open; vacant; free; clear; [of feelings] relieved |
| noun | [ที่โล่ง] outside, the wide-open outdoors |
| โล่งใจ | lohngF jaiM | adjective | relieved; freed from worry |
| โลงศพ | lohngM sohpL | noun | coffin |
| โล่งอก | lohngF ohkL | verb | to feel relieved; to feel a burden lifted |
| โลชั่น | lohM chanF | noun, loanword, English | [Thai transcription of the foreign loanword, "lotion"] |
| โลชั่นกันแดด | lohM chanF ganM daaetL | noun | suntan lotion |
| โลโซ | lohM sohM | proper noun, person | Loso [name of a Thai pop rock band] |
| โลด | lohtF | verb | to jump; skip; hop; spring; leap; prance |
| noun | [ต้นโลด] Aporosa vilosa |
| โลดเต้น | lohtF dtehnF | verb, intransitive | to dance with joy |
| โลน | lohnM | noun, proper noun | body lice ("crabs"); crab-louse; Phthirius inguinalis (Pediculidae); Phthirius pubis (Pediculidae) |
| adjective, colloquial | rude; vulgar; coarse; rough; indecent; obscene |
| โล้น | lohnH | attributive verb | [of the head] [is] shaven |
| โลภ | lohpF | noun | avarice; greed |
| verb | covet |
| โลภมาก ลาภหาย | lohpF maakF laapF haayR | example sentence, idiom | "Catch not the shadow and lose the substance." "Grasp all, lose all." "Kill not the goose that lays the golden eggs." |
| โลภะ | lohM phaH | | [alternate spelling of โลภ] |
| โลม | lohmM | verb | fondle; caress |
| โลมเล้า | lohmM laaoH | verb | to cuddle; caress; nuzzle; to pet, fondle or stroke |
| โลมา | lohM maaM | noun | [ปลาโลมา] dolphin; porpoise |
| โลเม | lohM maehM | proper noun, geographical | Lome, the capital city of โตโก (Togo) |
| โลเล | lohM laehM | attributive verb | [is] hesitant; uncertain; unsteady; changing; wavering; vacillating; fluctuating; unreliable |
| โลว์ | loh[w]M | adjective, loanword, English | [Thai transcription of the foreign loanword, "low"] |
| โลว์โซ | loh[w]M sohM | adjective | [Thai transcription of the foreign loanword, "low-society"] common folk; hoi-polloi |
| โลว์เด็น | loh[w]M denM | noun, loanword, English | [Thai transcription of the foreign loanword, "low density"] low-density computer diskette |
| โลหะ | lohM haL | noun | metal |
| โลหิต | lohM hitL | noun | blood |
| โลหิตออก | lohM hitL aawkL | verb, intransitive | to bleed; to have a hemorrhage |
| โละ | loH | verb | [โละทิ้ง] to discard; dump; get rid of; reject; throw away; clear away; sack |
| โละทิ้ง | loH thingH | verb | to discard; dump; get rid of; reject; throw away; clear away; sack |
| ไล่ | laiF | verb | chase; chase away |
| verb | to test the knowledge; to quiz; to try |
| to pursue, to run after |
| ไล้ | laiH | verb | to smear (on); to coat with |
| ไล่จับ | laiF japL | verb, transitive, intransitive, phrase | to catch |
| ไลซ่า | laiM saaF | proper noun, loanword, English | Liza [an English given name] |
| ไล่ทัน | laiF thanM | verb | catch up with |
