- oak (noun) :a large tree that produces small nuts called acorns ต้นโอ๊ก
- oak (noun) :a large tree that produces small nuts called acorns ต้นโอ๊ก
- oar :a long pole with a flat blade at one end that is used for rowing a boat ไม้พาย
- oarsmen :men who row boats
- oases :little places that are paradises
- oasis :(n) an area in the desert where there is water and where plants grow
- oath (noun) :a formal promise การกล่าวปฏิญาณตน
- oath :a formal promise, usually, but not always, in a court of law การกล่าวปฏิญาณตน
- oath of allegiance :to make a formal and public promise to be loyal คำสัตย์ปฏิญาณ
- oath of office :a formal promise to carry out the duties of an important job คำสาบานตนเข้ารับตำแหน่ง
- oath of office :a formal promise to carry out the duties of an important job, in this case, the job of president of the United States คำสาบานตนเข้ารับตำแหน่ง
- obedience :the practice of doing what someone tells you to do, or of obeying a law or rule การอยู่ในโอวาท
- obedient :doing, or willing to do, what you have been told to do by someone in authority ที่เชื่อฟัง
- obese (adj.) :very fat; extremely over-weight อ้วน
- obesity :being overweight, which can have a negative effect on health
- obey :to do what you are told or expected to do เชื่อฟัง, ทำตามคำสั่ง