ลุกขึ้น  | lookH kheunF | verb | to get up; rise; stand up |
| ลุกเป็นไฟ | lookH bpenM faiM | verb | to burst into flame; [fig.] to erupt in turmoil |
| ลุกลน | lookH lohnM | | to hurry; be flustered; be hurried; be hasty; be in a nervous hurry |
| ลุกลาม | lookH laamM | verb, intransitive | [of a disease or fire] to spread |
| ลุกลี้ลุกลน | lookH leeH lookH lohnM | verb | to hurry; rush |
| ลุกฮือ | lookH heuuM | verb | rise up; rebel; revolt; mutiny; resist |
| ลุแก่โทษ | looH gaaeL thohtF | verb, intransitive, phrase, poetic, archaic, ancient | to make an apology; to apologize |
| ลุค | lookH | proper noun, loanword, English | Luke [an English given name] |
 ลุง | loongM | noun | uncle; elder uncle; elder brother of a parent; great uncle |
| ลุ้น | loonH | verb | to push forward; promote; suppor |
| ลุ้นตัวโก่ง | loonH dtuaaM gohngL | verb | to cheer passionately |
| ลุ่ม | loomF | adjective | low-lying |
| noun | [ที่ลุ่ม] low-land which is under water part of the year |
| ลุ่ม ๆ ดอน ๆ | loomF loomF daawnM daawnM | noun, adjective, verb, intransitive | undulating; inconsistent |
| ลุ่ม ๆ ดอน ๆ | loomF loomF daawnM daawnM | noun, adjective, figurative | life's ups and downs |
| ลุ่มน้ำ | loomF naahmH | noun | a river delta |
| ลุมพินี | loomM phiH neeM | proper noun, geographical | Lumphini |
| ลุ่มหลง | loomF lohngR | attributive verb | [is] infatuated (with); [is] enamored (with) |
| ลุย | luyM | verb | [of a stream or river] to ford, to cross, to wade across; [of, for example, a swamp] to wade through |
| attributive verb | [of attitude or habit] [is] fearless; "ready-to-rumble" |
| ลุยโคลน | luyM khlohnM | verb | to wade through the mud or muck of |
| ลุยน้ำ | luyM naahmH | verb | wade |
| ลุล่วง | looH luaangF | verb | to accomplish; to finish |
| ลู่ | luuF | noun | track; trail; path; line |
| verb, intransitive | to be blown over or bent over by the wind |
| ลูก | luukF | noun | child; offspring; son or daughter [including figurative usage for certain ideas] |
| noun | smaller sub-part; sub-assembly |
| noun | [certain] person; guy(s) |
| noun | small ball; bulbous object; small round object |
| noun | (of a tree) fruit; nut |
| classifier | [numerical classifier for children, round fruit and midsized hard round objects] |
| ลูกกก | luukF gohkL | noun | first child; eldest child |
| ลูกกตัญญู | luukF gaL dtanM yuuM | noun | a obediant or dutiful child |
| ลูกกบ | luukF gohpL | noun | tadpole |
| ลูกกรง | luukF grohngM | noun | railing; balustrade; banister |
| ลูกกรงหน้าต่าง | luukF grohngM naaF dtaangL | noun | window grating |
| ลูกกรอก | luukF graawkL | noun | fetus, premature or stillborn baby, spirit of a small child |
| ลูกกระ | luukF graL | noun | Elaterios tatos |
| ลูกกระดุม | luukF graL doomM | noun | button on a garment |
| ลูกกระเดือก | luukF graL deuuakL | noun | throat |
| ลูกกระทิง | luukF graL thingM | noun | buffalo calf |
ลูกกระสุน  | luukF graL soonR | noun | bullet; slug |
| ลูกกรุง | luukF groongM | noun, phrase | [referring to] popular Thai city music |
| ลูกกลอนดาน | luukF glaawnM daanM | noun | bolt |
| ลูกกลอนดานและเกลียว | luukF glaawnM daanM laeH gliaaoM | noun | nut and bolt |
| ลูกกลิ้ง | luukF glingF | noun | roller |
| ลูกกลิ้งทาสี | luukF glingF thaaM seeR | noun | roller (paint) |
| ลูกกวาด | luukF gwaatL | noun | hard candy |
| ลูกกอล์ฟ | luukF gaaw[l]fL | noun | golf ball |
| ลูกกำพร้า | luukF gahmM phraaH | noun | orphan |
| ลูกกุญแจ | luukF goonM jaaeM | noun, loanword, Malay | key |
| ลูกเกาลัด | luukF gaoM latH | noun, adjective | chestnut (nut) |
| ลูกแก้ว | luukF gaaeoF | noun | [toy] marble |
| ลูกไก่ | luukF gaiL | noun | baby chicken; chicklet |
| ลูกไก่ตัวนี้ ตัวผู้หรือตัวเมียน่ะ | luukF gaiL dtuaaM neeH dtuaaM phuuF reuuR dtuaaM miiaM naF | example sentence | "Is this chicken a rooster or a hen?" |
| ลูกขนไก่ | luukF khohnR gaiL | noun | shuttlecock |
| ลูกขนุน | luukF khaL noonR | noun | a jackfruit |
| ลูกข่าง | luukF khaangL | noun | a top |
