The programs are informal, held after school and requiring comparatively little effort on the part of the teachers; and those teachers who are alive to their work welcome the opportunities which these small clubs offer in the way of stimulating interest and adding zest to studies.
— from Learning to Be a Schoolmaster by Thomas R. (Thomas Raymond) Cole

(carry on, do, drive): (1) agent, agitate, agile, act, actor, actuate, exact, enact, reaction, counteract, transact, mitigate, navigate, prodigal, assay, essay; (2) agenda, pedagogue, synagogue, actuary, redact, castigate, litigation, exigency, ambiguous, variegated, cogent, cogitate.
— from The Century Vocabulary Builder by Joseph M. (Joseph Morris) Bachelor