Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

602. Willingness — N. willingness, voluntariness &c adj.†; willing

mind, heart. disposition, inclination, leaning, animus; frame of mind, humor, mood, vein; bent &c (turn of mind) 820; penchant &c (desire) 865; aptitude &c 698. docility, docibleness†; persuasibleness†, persuasibility†; pliability &c (softness) 324. geniality, cordiality; goodwill; alacrity, readiness, earnestness, forwardness; eagerness &c (desire) 865. asset &c 488; compliance &c 762; pleasure &c (will) 600; gratuitous service. labor of love; volunteer, volunteering. V. be willing &c adj.; incline, lean to, mind, propend; had as lief; lend a willing ear, give a willing ear, turn a willing ear; have a half a mind to, have a great mind to; hold to, cling to; desire &c 865. see fit, think good, think proper; acquiesce &c (assent) 488; comply with &c 762. swallow the bait, nibble at the bait; gorge the hook; have no scruple of, make no scruple of; make no bones of; jump at, catch at; meet halfway; volunteer. Adj. willing, minded, fain, disposed, inclined, favorable; favorably- minded, favorably inclined, favorably disposed; nothing loth; in the vein, in the mood, in the humor, in the mind. ready, forward, earnest, eager; bent upon &c (desirous) 865; predisposed, propense†. docile; persuadable, persuasible; suasible†, easily persuaded, facile, easy-going; tractable &c (pliant) 324; genial, gracious, cordial, cheering, hearty; content &c (assenting) 488. voluntary, gratuitous, spontaneous; unasked &c (ask) &c 765; unforced &c (free) 748. Adv. willingly &c adj.; fain, freely, as lief, heart and soul; with pleasure, with all one's heart, with open arms; with good will, with right will; de bonne volonte [Fr.], ex animo [Lat.]; con amore [It], heart in hand, nothing loth, without reluctance, of one's own accord, graciously, with a good grace. a la bonne heure [Fr.]; by all means, by all manner of means; to one's heart's content; yes &c (assent) 488.