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.

[EX Q]: Sentence1: Earthquakes cause massive damage. 
Sentence2: tectonic plates being pushed together causes massive damage.
[EX A]: damage

[EX Q]: Sentence1: Mad Cow disease is a concern. 
Sentence2: pathogens can cause Mad Cow.
[EX A]: Cow

[EX Q]: Sentence1: All temperatures are measures of heat energy. 
Sentence2: melting means changing from a solid into a liquid by increasing temperature.
[EX A]:
temperatures