When it comes to unclogging a drain, there are many other words you can use to describe the action of clearing a blockage. Some of the most common synonyms for unclogging include unblocking, clearing, freeing, opening, and releasing. These words can be used interchangeably to describe the process of removing anything that is obstructing or hindering the flow of water or other fluids. Other synonyms for unclogging can include dislodging, draining, purging, and flushing. Regardless of which word you choose to use, the goal remains the same - to clear the blockage and restore the proper flow of water or other liquids.