The story
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Italic*n̥-
- Latinin-
- Middle Englishin-
- Englishin-
- Proto-Indo-European*ḱe?
- Proto-Indo-European*ḱóm
- Proto-Italic*kom
- Proto-Italic*kom-
- Latincon-
- Proto-Indo-European*kap-
- Proto-Indo-European*kapyéti
- Proto-Italic*kapjō
- Latincapiō
- Ancient Greekσῠλλᾰμβᾰ́νω (sŭllămbắnō)
- Latinconcipiō
- Latinconceptus
- Proto-Indo-European*h₂el-
- Proto-Indo-European*h₂élisder.?
- Medieval Latinconceptuālis
- Englishconceptual
- Englishconceptualize
- Englishconceptualizable
- English todayinconceptualizable
From in- + conceptualizable. First attested in the 20th century.
Etymology from Wiktionary, CC BY-SA 4.0.