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: healing requires rest. 
Sentence2: healing requires time.
[A]: healing


[Q]: Sentence1: if an organism becomes too hot then that organism may die. 
Sentence2: if an organism overheats then that organism may die.
[A]: die


[Q]: Sentence1: Cytokinesis is the final stage of cell division in eukaryotes as well as prokaryotes. 
Sentence2: All plants are eukaryotes.
[A]:
eukaryotes