yes.
no.
The other word for real you can say "true"
yes.
no.
Error is a synonym for not true. It begins with the letter E.
A common term for the word "real" is for real, an informal prepositional phrase use to state that something is genuine or actually true.
The likely word is the adjective factual (true, correct).The related word is actual (true, real).
real / true / genuine
The word that means true or actual is "genuine." It signifies authenticity and reality, distinguishing something that is real from what is false or counterfeit. Another synonym is "veritable," which also conveys the idea of being true or real.
The word truly is an adverb. It means to do something honestly.
Synonyms for the word "true" Accurate Actual Fact, Factual Honest Right Pure
Yes, it would have the same sound. But "tru" is not a word. It is a slang spelling.