half-assemble

verb
UK /ˌhɑːf əˈsɛmbəl/
US /ˌhæf əˈsɛmbəl/

To put only some parts of something together.

We half-assembled the bookshelf before we ran out of screws.


OTHER MEANINGS

2. To build something in a careless or rushed way.

He half-assembled the model car and the wheels fell off.

3. To put together only the easy parts of a set or kit.

She half-assembled the puzzle, leaving the sky pieces for later.

4. To join a few pieces loosely without finishing the job.

The workers half-assembled the frame and left it leaning against the wall.