sciolist

noun

1. superficial knowledge.

noun

1. rare the practice of opinionating on subjects of which one has only superficial knowledge

n.1610s, “smatterer, pretender to knowledge,” from Late Latin sciolus “one who knows a little,” diminutive of scius “knowing,” from scire “to know” (see science) + -ist. Related: Sciolistic. n.“a show of knowledge,” 1798; see sciolist + -ism.