straight

aboveboard accepted accurate artless as the crow flies bald bang believable bona fide concentrated conventional conventional credible dead decent directly direct direct downright due ethical even-handed even evenly fair faithful firsthand flat forthright frank frankly good honest honest-to-goodness horizontal impersonal incorruptible invariant level legal liege literally middle-of-the-road moderate moral more credible more decent more accurate more believable more concentrated more ethical more even more moral more moderate more regular more uniform more proper more trustworthy more trustworthy most trustworthy most trustworthy objective on the level openhearted openly orthodox perpendicular plainspoken planar plumb plumb point-blank point-blank prim principled proper purest pure regular rightness right-minded right right short smack-dab smack square square straightaway straight-out straight-shooting straightforward straightforward straight-from-the-shoulder strict stricter strictest through through transparent truer true true truest trustiest trustier trustworthy/trusty trustworthy truthful unbiased unbowed undiluted unequivocal unfailing uniform uninterrupted unprejudiced unswerving unvarnished upright upright virtuous virtuousness