bog down

verb

1. 1

   get stuck while doing something

   She bogged down many times while she wrote her dissertation

2. 2

   cause to slow down or get stuck

   The vote would bog down the house

3. 3

   be unable to move further

   The car bogged down in the sand

4. 4

   cause to get stuck as if in a mire

   The mud mired our cart