* "ferred" - Past tense of "fer" which is a rare word meaning "to carry" or "to convey".
* "feared" - Past tense of "fear" which means to be afraid of something.
* "ferred" - A misspelling of "referred" which means to direct someone to something else.
If you could provide more context or a sentence where you encountered this spelling, I could give you a more accurate answer.