sensible

advisable appreciable aware clearheaded clever cleverest cognizant common-sense composed concrete conscious consequent conversant corporeal corporal discernible distinguishable down-to-earth down to earth goodly hardheaded hard-nosed/hardheaded imaginable impressionable judicious knowledgeable knowing largish legitimate level-headed levelheaded logical material mindful more aware more concrete more conscious more hardnosed more hard nosed more hard-nosed more hardheaded more hardheaded more knowledgeable more practical more rational more reasonable more reasonable more solid more trustworthy more trustworthy most hard nosed most hard-nosed most hardnosed most hardheaded most hardheaded most logical most knowledgeable most rational most sagacious most sapient most trustworthy most trustworthy naturalistic observable palpable palpable perceivable perceptible physical politic practical pragmatical psychic rational ratiocinative realest real realistic reasonable reasonable recommendable respectable responsible responsive sage sagacious sagest sane sapient savvier savvy savviest self-aware sensory shrewd shrewdest sizable solid sound steady substantial susceptive susceptible tangible temperate true-life trustworthy/trusty trustier trustiest trustworthy unromantic utilitarian well-advised wise wiser wisest