roundhouse

As nouns the difference between sidekick and roundhouse

is that sidekick is (informal) an assistant to another person, especially to one's superior or more important person while roundhouse is (rail transport) a circular building in which locomotives are housed.

As a verb roundhouse is

to punch or kick with an exaggerated sweeping movement.

As verbs the difference between excavate and roundhouse

is that excavate is to make a hole in (something); to hollow while roundhouse is to punch or kick with an exaggerated sweeping movement.

As nouns the difference between excavate and roundhouse

is that excavate is (zoology) any member of a major grouping of unicellular eukaryotes, of the clade excavata while roundhouse is (rail transport) a circular building in which locomotives are housed.

As verbs the difference between roundhoused and roundhouse

is that roundhoused is (roundhouse) while roundhouse is to punch or kick with an exaggerated sweeping movement.

As a noun roundhouse is

(rail transport) a circular building in which locomotives are housed.