Generate an overlapping word between the given two sentences. When you find the overlapping words, they don't have to match exactly, e.g., "survival" and "survive" are valid overlapping words. Little words like "the" or "of" don't count! You must generate significant words which are not the stop words.

Q: Sentence1: Basically the process is pretty simple. 
Sentence2: All cells share some of the same structures and simple processes.

A: process
****
Q: Sentence1: Chemical weathering is the chemical disintigration of rocks. 
Sentence2: moss causes the chemical disintigration of rocks.

A: chemical
****
Q: Sentence1: Bacteria and viruses are microbes. 
Sentence2: Any surface that has not been sterilized is likely to be covered with live microbes.

A:
microbes
****