English
thinky
From think + -y.
Formed from think + -y
Proto-Indo-European *teng- ‘to think’
Proto-Germanic *þankijaną ‘to think’
Proto-West Germanic *þankijan ‘to think’
Old English þenċan ‘to think’
Middle English thinken ‘to think’
English think
Today it means
adj Tending to think, or inspire thinking.
Sources
Sources: Wiktionary, “thinky”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / thinky