to look forward to
The preposition is part of the word. Without it the answer is wrong in ripiti: uitkijken naar, not uitkijken.
On the card “to look forward to”, ripiti also accepts zich verheugen op.
Remember uitkijken naar for good. ripiti brings the word back just before you forget it, with these sentences. Free, no account needed, works offline.
practise uitkijken naar in ripiti