For real and For sure

For sure and for real are semantically related In some cases you can replace phrase "For sure" with "For real", this phrases are similar.

For sure adverb - Definitely or positively (`sure' is sometimes used informally for `surely').

For real and for sure are semantically related in definitely topic. Sometimes you can use "For real" instead the phrase "For sure" as an adverb or an adjective.