ลองใจ | laawngM jaiM | attributive verb | [is] testing another person's feelings; [is] testing another person's resolve |
| ลองชิมดู | laawngM chimM duuM | phrase | taste it; try it; sample it |
| ลองดู | laawngM duuM | verb | try it; try it and see |
ลองดูซักที | laawngM duuM sakH theeM | example sentence | "Let me try once." |
| ล่องใต้ | laawngF dtaiF | adverb | down south |
| ลองทายดู | laawngM thaayM duuM | verb | guess |
| ลองผิดลองถูก | laawngM phitL laawngM thuukL | phrase | trial and error |
| ล่องแพในกระแสน้ำเชี่ยว | laawngF phaaeM naiM graL saaeR naahmH chiaaoF | verb | to white water raft |
| ล่องเรือ | laawngF reuuaM | noun | a cruise on a boat or ship |
| ลองเสี่ยงโชค | laawngM siiangL chohkF | phrase | to take a chance; to risk it; to try one's luck; give it a go |
| ลองใส่ดู | laawngM saiL duuM | verb | try on |
| ล่องหน | laawngF hohnR | attributive verb | [is] invisible |
| verb | to vanish; disappear |
| ลองใหม่ | laawngM maiL | verb, intransitive, phrase | to retry; reattempt |
| ล่อใจ | laawF jaiM | attributive verb | [is] tempting; alluring; inviting |
| ลอด | laawtF | verb, intransitive | to go through or under |
| ลอตเตอรี่ | laawtF dtuuhrM reeF | noun, loanword, English | [Thai transcription of the foreign loanword, "lottery"] |
| ล็อตเตอรี่ | lawtH dtuuhrM reeF | noun, colloquial, loanword, English | [Thai transcription of the foreign loanword, "lottery"] |
| ลอน | laawnM | noun | curl; wave |
| ล่อน | laawnF | noun | wave; undulation; curl; ridge |
| adjective | wavy; undulating |
| ล่อนแก่น | laawnF gaenL | attributive verb | [is] bankrupt; destitute |
| ล่อนจ้อน | laawnF jaawnF | adjective | naked |
ลอนดอน  | laawnM daawnM | proper noun, geographical | London, the capital city of ประเทศอังกฤษ (England) |
| ลอบ | laawpF | verb | to sneak; to act surreptitiously; to steal into a place; to proceed with stealth |
| ลอบมอง | laawpF maawngM | verb | to cast a brief glance; to glimpse; to look quickly |
| ลอบสังหาร | laawpF sangR haanR | verb | to assassinate; kill; murder; to make an attempt on someones life |
| ลอบเอาไป | laawpF aoM bpaiM | | to smuggle out |
| ลอบเอามา | laawpF aoM maaM | | to smuggle in |
| ล้อม | laawmH | verb, transitive | to besiege; to surround or encircle; to contain; to case |
| ล้อมกรอบ | laawmH graawpL | verb | to surround; encircle |
| ล้อมโดยรอบ | laawmH dooyM raawpF | verb, phrase | to surround |
| ล้อมรอบ | laawmH raawpF | verb | referring to communist China |
| ล้อมรอบ | laawmH raawpF | verb | to surround |
 ลอย | laawyM | attributive verb | [is] floating; transient |
| to float, to set afloat or adrift; to waft through (the air) |
| verb | [of planes] to fly up into the air |
| ลอยกระทง | laawyM graL thohngM | proper noun, event | Loi Kratong, Loy Krathong, a Thai festival and ceremony of Brahmin origin celebrated throughout the nation on the full moon night of November each year by floating กระทง onto the local rivers or canals to ask for forgiveness from the River Goddess Ganges (พระแม่คงคา) for having polluted her in the past and to express gratitude toward her for giving everyone water |
| ลอยขึ้น | laawyM kheunF | verb, intransitive, phrase | to climb |
| ลอยตัว | laawyM dtuaaM | verb | float; have no obligation |
| ลอยนวล | laawyM nuaanM | attributive verb | [is] at large; free; free to go; unencumbered; unhampered |
| ลอยนวล | laawyM nuaanM | verb | to get off scott-free; to get off without a penalty |
| ลอยฟ้า | laawyM faaH | adverb | floating in the sky |
| ลอยละล่อง | laawyM laH laawngF | verb | to drift; float; wander; waft along |
| ล้อยาง | laawH yaangM | noun | a wheel |
| ลอยๆ | laawyM laawyM | adverb | indiscreetly; thoughtlessly; heedlessly; irresponsibly; without thinking |
| ล้อรถ | laawH rohtH | noun | wheel of a car |
| ล้อรถจักรยาน | laawH rohtH jakL graL yaanM | noun | bicycle wheel |
| ลอเร็น | laawM renM | proper noun, loanword, English | Lauren [an English given name] |
| ล้อเล่น | laawH lehnF | verb | to tease; to kid; joke; tell a joke |
| ล้อเลียน | laawH liianM | verb | to ridicule; make fun of |
| ล้อเลื่อน | laawH leuuanF | noun | a wheeled vehicle |
| ลอสแองเจลิส | laawtF aaengM jaehM litH | proper noun, geographical, loanword, English | Los Angeles, a city and county in California, United States, 2001 county population 9,637,494 |
| ล้อหน้า | laawH naaF | noun | front wheel |
