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: nectar is used for attracting pollinators by plants. 
Sentence2: butterflies pollinate plants.
[EX A]: plants

[EX Q]: Sentence1: Damage is intensified by moisture stress during drought. 
Sentence2: low amounts of rainfall intensify damage during drought.
[EX A]: Damage

[EX Q]: Sentence1: Annelids are worms such as the familiar earthworm. 
Sentence2: Earthworms are terrific for plants and soil.
[EX A]:
earthworm