unwords -text

unwords :: [String] -> String
base Prelude, base Data.List, base Data.String
unwords is an inverse operation to words. It joins words with separating spaces.
unwords :: [ByteString] -> ByteString
bytestring Data.ByteString.Char8, bytestring Data.ByteString.Lazy.Char8
The unwords function is analogous to the unlines function, on words.