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: Crops are plants that are grown for food or other uses. 
Sentence2: insects destroy plants.
[A]: plants


[Q]: Sentence1: An organism can gain energy by assimilation or absorption of food. 
Sentence2: Organisms require food for growth.
[A]: food


[Q]: Sentence1: Earthquakes can cause a tsunami. 
Sentence2: Faulting in the earth's crust can cause a tsunami.
[A]:
cause