late 14c., "to walk heavily," frequentative form of tramp (v.) + -el (3). Transitive sense "beat down by continuously treading on" is from mid-15c. Related: Trampled; trampling. As a noun from c. 1600.
The soldiers trampled across the fields
The passerby was trampled by an elephant
trample the flowers
he heard the trample of many feet
traitorous
trajectory
tram
trammel
tramp
trample
trampoline
trance
tranche
trannie
tranquil