WordNet sense 1 (a set of questions or exercises evaluating skill or knowledge):

exam, examination

WordNet sense 2 (trying something to find out about it):

trial, tryout, trial run

WordNet sense 3 (test or examine for the presence of disease or infection):

screen

WordNet sense 4 (put to the test, as for its quality, or give experimental use to):

essay, examine, prove, try, essay

WordNet sense 5 (any standardized procedure for measuring sensitivity or memory or intelligence or aptitude or personality etc):

mental test, mental testing, psychometric test

WordNet sense 6 (the act of testing something):

run

WordNet sense 7 (examine someone's knowledge of something):

quiz