Speaker
One who speaks
Playful
Full of play
Nonfiction
Not fiction
-er
One who...
Singer
One who sings
Disappear
Not appearing
Wishful
Full of wishes
Tasteless
Without taste
Safely
in a safe way
Rewrite
Write again
Re-
Again
Rewatch
Watch again
Non-
No or not
dis-
not, opposite of
Nonsense
No sense
Cleaner
One who cleans
Careless
Without care
Painful
Full of pain
-ful
full of
Reread
Read again
Discolor
Not colored
Dislike
Not like
-ly
in a ____ way
Slowly
in a slow way
Endless
Without end
-less
Without something
Nonreturnable
Not returnable
Boldly
in a bold way