For size:
* เล็ก (lék) - This is the most common word for "little" and is used for both objects and people.
* น้อย (nɔ́ɔi) - This word is used for quantities or amounts. It can also be used to mean "small" or "few".
For age:
* น้อย (nɔ́ɔi) - This word is used to describe someone who is young or a child.
* เล็ก (lék) - This can also be used for age, but it's less common.
For other meanings:
* น้อย (nɔ́ɔi) - This word can also mean "few" or "a little bit".
Examples:
* เด็กเล็ก (dèk lék) - Little child
* น้ำน้อย (nám nɔ́ɔi) - Little water
* ฉันมีเงินน้อย (chǎn mī ngern nɔ́ɔi) - I have little money
The best word to use will depend on the specific situation.