All of these words have the root word "geo" in it, which means in relation to Earth. Looking at all of these words, their meanings in some way deal with Earth and nature. I hope this helps :)
Chinese,Armenian,Korean,Tagalog
A Group of words that contain a subject and a verb and express a complete thought.
People in the rainforest sweat less because the forest's high humidity means that sweat cannot evaporate, making sweating a poor way to cool off. Forest people also drink less water because their food contains a lot of water. - Hope That Helps..