Unfold comes from Middle English unfolden, from Old English unfealdan, combining the negating prefix un- with Old English fealdan (to fold), ultimately from Proto-Germanic falþaną and Proto-Indo-European pel- (to fold).
unfold (English): To undo a folding; To turn out; to happen; to...
Definitions
To undo a folding; To turn out; to happen; to...
Ancestry of “unfold”, step by step
unfold traces back through two separate lines of ancestry.