The words feaze, fees, feeze sound the same but have different meanings and spellings. Why do feaze, fees, feeze sound the same even though they are completely different words?
The answer is simple: feaze, fees, feeze are homophones of the English language.
Alternative spelling of faze.
Plural form of fee.
Third-person singular simple present indicative form of fee.
a race; a run; a running start, as for a leap
vexation; worry; fret
to drive off; frighten away; put to flight
Definitions from Wiktionary, Creative Commons Attribution/Share-Alike License and Wordnik.
Homophones (literally "same sound") are usually defined as words that share the same pronunciation, regardless of how they are spelled.
If they are spelled the same then they are also homographs (and homonyms); if they are spelled differently then they are also heterographs (literally "different writing").