antic (en)

(adjective) grotesque bizarre / characterized by clownish extravagance or absurdity / whimsically gay; frolicsome

exigent (en)

(adjective) requiring immediate aid or action / (adjective) requiring or calling for much; demanding

ineluctable (en)

unable to be resisted or avoided; inescapable

saturnine (en)

(adjective) born under or influenced astrologically by the planet Saturn / (adjective) cold and steady in mood; slow to act or change / (adjective) of a gloomy or surly disposition / (adjective) having a sardonic aspect