Restless or short-tempered under delay or opposition.

Roget 865: desirous; desiring etc. v.; inclined etc. (willing) 602; partial to; fain, wishful, optative^†; anxious, wistful, curious; at a loss for, sedulous, solicitous.    craving, hungry, sharp-set, peckish^†, ravening, with an empty stomach, esurient^†, lickerish^†, thirsty, athirst, parched with thirst, pinched with hunger, famished, dry, drouthy^†; hungry as a hunter, hungry as a hawk, hungry as a horse, hungry as a church mouse, hungry as a bear.    [excessively desirous] greedy etc. 817.1. unsatisfied, unsated, unslaked; unsaturated.    eager, avid, keen; burning, fervent, ardent; agog; all agog; breathless; impatient etc. (impetuous) 825; bent on, intent on, set on, bent upon, intent upon, set upon; mad after, enrage, rabid, dying for, devoured by desire.    aspiring, ambitious, vaulting, skyaspiring, high-reaching.    desirable; desired etc. v.; in demand; pleasing etc. (giving pleasure) 829; appetizing, appetible^†; tantalizing.    ... show more

Roget 825: excitable, easily excited, in an excitable state; high-strung; irritable etc. (irascible) 901; impatient, intolerant.    feverish, febrile, hysterical; delirious, mad, moody, maggoty-headed.    unquiet, mercurial, electric, galvanic, hasty, hurried, restless, fidgety, fussy; chafing etc. v.. startlish^†, mettlesome, high-mettled^†, skittish.    vehement, demonstrative, violent, wild, furious, fierce, fiery, hot-headed, madcap.    overzealous, enthusiastic, impassioned, fanatical; rabid etc. (eager) 865.    rampant, clamorous, uproarious, turbulent, tempestuous, tumultuary^†, boisterous.    impulsive, impetuous, passionate; uncontrolled, uncontrollable; ungovernable, irrepressible, stanchless^†, inextinguishable, burning, simmering, volcanic, ready to burst forth, volatile.    excited, exciting etc. 824.    ... show more

Polish: niecierpliwy

usually followed by `to' Full of eagerness:
— Impatient to begin.

synonym: raring.