sciolism (n.)

1610s, "a smatterer, pretender to knowledge," a term of contempt, from Late Latin sciolus "one who knows a little," diminutive of scius "knowing," from scire "to know" (see science) + -ist. Related: Sciolistic; sciolous.

word-forming element making nouns implying a practice, system, doctrine, etc., from French -isme or directly from Latin -isma, -ismus (source also of Italian, Spanish -ismo, Dutch, German -ismus), from Greek -ismos, noun ending signifying the practice or teaching of a thing, from the stem of verbs in -izein, a verb-forming element denoting the doing of the noun or adjective to which it is attached. For distinction of use, see -ity. The related Greek suffix -isma(t)- affects some forms.