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: First, the bottle is calibrated with a graduated cylinder. 
Sentence2: calibration is performed with a cylinder.
[EX A]: calibrated

[EX Q]: Sentence1: Mangoes are propagated vegetatively and by seeds. 
Sentence2: animals propagate mangoes.
[EX A]: Mangoes

[EX Q]: Sentence1: seed dispersal has a positive impact on a plant. 
Sentence2: Seed dispersed by birds and floodwaters.
[EX A]:
dispersal