straight

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