at first sight

allegedly ostensibly possibly probably supposedly

as if as though at a glance in all likelihood intuitively it appears that it seems that most likely on the face of it outwardly plausibly professedly reasonably reputably speciously superficially tangibly to all appearances

improbably unlikely

dubiously equivocally questionably uncertain

allegedly as if as though at a glance evidently externally in all likelihood intuitively it appears that it seems that most likely on the face of it ostensibly outwardly plausibly possibly probably professedly reasonably reputably seemingly speciously superficially supposedly tangibly to all appearances

appearing at the first blush evidential