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.
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Question: Sentence1: if an organism becomes too hot then that organism may die. 
Sentence2: if an organism overheats then that organism may die.

Answer: die


Question: Sentence1: All photos are digital images. 
Sentence2: satellites are used to take photos from space.

Answer: photos


Question: Sentence1: Adolescence is a time of significant mental, emotional, and social changes. 
Sentence2: Just as in adolescence, hormones are to blame.

Answer:
Adolescence