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

176. Tendency — N. tendency; aptness, aptitude; proneness, proclivity,

bent, turn, tone, bias, set, leaning to, predisposition, inclination, propensity, susceptibility; conatus [Lat.], nisus [Lat.]; liability &c 177; quality, nature, temperament; idiocrasy†, idiosyncrasy; cast, vein, grain; humor, mood; drift &c (direction) 278; conduciveness, conducement†; applicability &c (utility) 644; subservience &c (instrumentality) 631. V. tend, contribute, conduce, lead, dispose, incline, verge, bend to, trend, affect, carry, redound to, bid fair to, gravitate towards; promote &c (aid) 707. Adj. tending &c v.; conducive, working towards, in a fair way to, calculated to; liable &c 177; subservient &c (instrumental) 631; useful &c 644; subsidiary &c (helping) 707. Adv. for, whither.