English
ism
From the suffix -ism (“belief”), particularly (in the 19th century) in the sense of "social movement".
Today it means
noun An ideology, system of thought, or practice that can be described by a word ending in -ism.
Sources
Sources: Wiktionary, “ism”. 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 / ism