Adjective
pushable (comparative more pushable, superlative most pushable)
Capable of being pushed.
Secret areas containing treasure, health refills, or ammunition can be found behind pushable walls hidden in levels. Source: Internet
John Carmack, meanwhile, added in pushable walls to hide secret areas, a feature that Hall had been pushing for months but which Carmack had objected to for technical reasons. Source: Internet
There are several ways to interact with the environment in the game, including elevators and pushable walls. Source: Internet