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: Ejaculation allows males to reproduce. 
Sentence2: propelling sperm from the epididymes allows males to reproduce.
[A]: allows


[Q]: Sentence1: For example, in the sentence The rain destroyed the crops , The rain is the subject. 
Sentence2: If weather is stormy then there is a chance of destroyed crops.
[A]: crops


[Q]: Sentence1: Toxin or toxine, means poison. 
Sentence2: cuticle helps prevent damage from poison.
[A]:
poison