The words hoard, horde, whored sound the same but have different meanings and spellings. Why do hoard, horde, whored sound the same even though they are completely different words?
The answer is simple: hoard, horde, whored are homophones of the English language.
A hidden fund or supply stored for future use; a cache.
To gather or accumulate a hoard.
To accumulate a hoard of.
To keep hidden or private.
A large group or crowd; a swarm: a horde of mosquitoes. See Synonyms at crowd1.
A nomadic Mongol tribe.
A nomadic tribe or group.
Simple past tense and past participle of whore.
Definitions from The American Heritage® Dictionary of the English Language, 4th Edition, 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.