Available question text
Given a list of words, implement a function that returns all words containing other words from the list as substrings. For example, given ['apple', 'app', 'banana', 'nana'], return ['apple', 'banana'] since 'apple' contains 'app' and 'banana' contains 'nana'.
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Find Words That Contain Other Words as Substrings
Reported May 16, 2026 · 11 source reports
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Source snapshot: Nov 12, 2026
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