To perform; to do; to conduct oneself; to carry out.

(computing) a call, such as of a function or method / (law) a summons / (sumo) a ring attendant at a sumo match who announces competitors’ names and tends the dohyo between bouts

a program (leaflet listing information about a play, game or other activity) / (broadcasting) a program (performance of a show or other broadcast on radio or television)

(computing) program (to write code, to enter a program or other instructions into a computer); event schedule

a certain one, particular one, specific one

specify, identify, determine

(programming) tail call

(Internet slang) Tokutei Asia (East Asian countries which have obvious negative views of Japan)

(law, biology) invasive species that is restricted under Japanese law

it is easier said than done