hammer vs tympanum

hammer and tympanum both are nouns.

Word	Noun	Adjective	Verb	Adverb
hammer	Yes	No	Yes	No
tympanum	Yes	No	No	No

hammer (noun)	tympanum (noun)
the act of pounding (delivering repeated heavy blows)	a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it
a hand tool with a heavy rigid head and a handle; used to deliver an impulsive force by striking	the membrane in the ear that vibrates to sound
a power tool for drilling rocks	the main cavity of the ear; between the eardrum and the inner ear
a striker that is covered in felt and that causes the piano strings to vibrate
a light drumstick with a rounded head that is used to strike such percussion instruments as chimes, kettledrums, marimbas, glockenspiels, etc.
the part of a gunlock that strikes the percussion cap when the trigger is pulled
a heavy metal sphere attached to a flexible wire; used in the hammer throw
the ossicle attached to the eardrum

hammer (verb)	tympanum (verb)
beat with or as if with a hammer
create by hammering