English
tomfoolerous
From tomfoolery + -ous.
Formed from tomfoolery + -ous
Aramaic תאמא ‘twin, double’
…
Latin Thōmās
Middle English Thomas
Middle English Thomme
English Tom ‘a common man’
English tomfoolery
Today it means
adj Characteristic of tomfoolery; silly, foolish.
Sources
Sources: Wiktionary, “tomfoolerous”. 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 / tomfoolerous