Synonyms to on the up-and-up

aboveboard, artless, authentic, before one, bona fide, face to face, fair and square, forthright, foursquare, genuine, good-faith, in broad daylight, in open court, in plain sight, in plain view, in public, in public view, in the marketplace, in the open, ingenuous, on the level, on the square, on the table, open, open and aboveboard, openly, overtly, plain dealing, publicly, scrupulous, single-hearted, square, square-dealing, square-shooting, straight, straight-shooting, unsophisticated, up-and-up, veritable, Christian, absolute, accepted, accurate, actual, adducible, admissible, approved, attestative, attestive, authoritative, avant-garde, based on, candid, canonical, card-carrying, cathedral, certain, circumstantial, cognizable, conclusive, conventional, convincing, correct, creative, credible, cumulative, customary, damning, de facto, decisive, dependable, determinative, dinkum, documentary, documented, evangelical, evidential, evidentiary, ex cathedra, ex parte, eye-witness, factual, faithful, final, firm, firsthand, followin