partway

adverb
UK /ˌpɑːtˈweɪ/
US /ˌpɑːrtˈweɪ/

Some of the way, but not all the way.

We walked partway to the park and then took the bus.


OTHER MEANINGS

2. To some degree or extent, not completely.

She was only partway through the book when the bell rang.

3. At a point between the start and the end of a journey or process.

The hikers stopped partway up the mountain to rest.

4. Not fully finished or achieved.

The project is only partway done.