"Thump tub for" may refer to a variety of activities where one beats or strikes a container to produce a thumping sound. Possible synonyms for this phrase could include "drum on," "pound on," "beat against," or "strike onto." Each of these options can be used to describe similar actions, but may carry slightly different connotations. For example, "drum on" suggests a more rhythmic approach, while "pound on" implies a forceful, heavy-handed technique. Regardless of the specific synonym used, the overall idea remains the same: to create a loud, percussive noise through the use of a resonant container.