ສຳລັບ
[sum-lup]
for Preposition
Example —
ແມ່ ໃຫ້ ເງີນ ສຳ ລັບ ຊື້ ສິ້ນ*
[mae hai ngern sum lup seu siin]
Mom gave (me) money (for) to buy a skirt.
* Note — Lao sentences and phrases are not typically spaced out by syllables. But, this is helpful for recognizing where syllables start and end.
Tips:
Not an actual rule, but in regards to when to use the word ເພື່ອ or ສຳລັບ, ສຳລັບ is more formal and used in writing.
Tone Breakdown
ສຳ [sum] — this syllable has a high-class consonant and a special vowel. As a result, this produces a high tone.
ລັບ [lup] — this syllable has a low-class consonant, a short vowel, and unreleased-stop final consonant. As a result, this produces a middle tone.