implement / carry *something out / actually do *something / carrying out / actually doing *something / execution / put *something into practice / action / implementation / execute

put into action / translate a thing into action / apply (a theory) / realize / put into practice / reduce *a thing to practice / execution / make *something work / realization / action / practice / materialize / execute / put *a thing in practice

put [a theory] into practice / carry out / practice

take place / hold / occur

behave / act

fulfillment / attain / fulfill / realize / enforce / put into practice / carry out / execution / enforcement / accomplish / realization / practice / execute / achieve

practice

fulfillment / enforcement / keep / realization / action / put into action / go through / practice / perform / performance / fulfill / materialize / execute / put into practice / do / carry out / execution

be sprightly / be vivid / be full of life / be cheerful / be vivacious / be lively / be animated

lively / sprightly / animated / vivacious