well-suited for the occasion, as an action, manner, or expression; apt; appropriate

The chairman's felicitous anecdote set everyone at ease.

having a special ability for suitable manner or expression, as a person.

adjective

improper , inappropriate , infelicitous , inopportune , unfitting , unsuitable , untimely

adjective

applicable , apposite , apropos , apt , convincing , fit , fitting , germane , happy , inspired , just , meet , neat , opportune , pat , pertinent , proper , propitious , relevant , seasonable , telling , timely , well-chosen , well-timed , becoming , befitting , correct , right , tailor-made , delightful , suitable