The words wins, winze sound the same but have different meanings and spellings. Why do wins, winze sound the same even though they are completely different words?
The answer is simple: wins, winze are homophones of the English language.
Plural form of win.
Third-person singular simple present indicative form of win.
An inclined or vertical shaft or passage between levels in a mine.
Definitions from Wiktionary, Creative Commons Attribution/Share-Alike License, from The American Heritage® Dictionary of the English Language, 4th Edition and Wordnik.
Homophones (literally "same sound") are usually defined as words that share the same pronunciation, regardless of how they are spelled.