to appearances (adverb) apparently: seemingly
Sinonime: allegedly, as if, as though, at a glance, at first sight, 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, speciously, superficially, supposedly, tangibly, to all appearances
Antonime: dubiously, equivocally, improbably, questionably,
uncertain,
unlikely