English skeptic

← French sceptique (borrowed)

← Ancient Greek σκεπτικός (derived)

← Ancient Greek σκέπτομαι (mention)

← Ancient Greek σκοπέω (mention)

← Proto-Indo-European *speḱ- (root)

← Latin Scepticī (mention)

→ English skeptical (affix)

→ English skepticism (suffix)

→ English scope (mention)

→ English Euroskeptic (prefix)

→ English Euro-skeptic (prefix)

→ English skeptopathy (affix)

→ English nonskeptic (prefix)

→ English antiskeptic (prefix)

→ English skepticize (suffix)

→ English skeptimist (blend)

→ English skepticist (suffix)

→ English scepsis (mention)

→ English technoskeptic (prefix)

→ Portuguese céptico (link)