ham

nouns

meat cut from the thigh of a hog (usually smoked)
gammon, ham, jambon
a licensed amateur radio operator
ham
is a type of (narrower)
someone who operates a radio transmitter
radio operator
an unskilled actor who overacts
ham, ham actor
is derived from
hammy

verbs

exaggerate one's acting
ham, ham it up, overact, overplay
is derived from
hamming