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 frankly frank good honest horizontal honest-to-goodness 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 moderate more moral more proper more regular more uniform more trustworthy more trustworthy most trustworthy most trustworthy objective on the level openly openhearted orthodox perpendicular planar plainspoken plumb plumb point-blank point-blank prim principled proper purest pure regular rightness right-minded right right short smack-dab smack square square straightaway straightforward straightforward straight-out straight-shooting straight-from-the-shoulder strict strictest stricter through through transparent truest true true truer trustier trustiest trustworthy/trusty truthful trustworthy unbiased unbowed undiluted unequivocal unfailing uniform uninterrupted unprejudiced unswerving unvarnished upright upright virtuousness virtuous