lightly, at first glance, externally, on the surface, outwardly, extraneously, flimsily, partially, hastily, ignorantly, frivolously, not thoroughly, not profoundly; see also carelessly, casually 2.
Antonyms carefully*, thoroughly, thoughtfully.
"superficially." YourDictionary, n.d. Web. 22 June 2018. <http://thesaurus.yourdictionary.com/superficially>.
superficially. (n.d.). Retrieved June 22nd, 2018, from http://thesaurus.yourdictionary.com/superficially
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