adventurism

noun

ad·​ven·​tur·​ism əd-ˈven-chə-ˌri-zəm 

: improvisation or experimentation (as in politics or military or foreign affairs) in the absence or in defiance of accepted plans or principles

adventurist

əd-ˈven-ch(ə-)rist 

noun

adventuristic

əd-ˌven-chə-ˈri-stik 

adjective

Examples of adventurism in a Sentence

Recent Examples on the Web

Even the deployment of the National Guard to the border and American cities was previewed, during the 2024 campaign, as a smart alternative to foreign adventurism. —David Weigel, semafor.com, 4 Mar. 2026

Those accords came about in part because those countries saw working with Israel and the United States as the most effective means of stemming Iran’s hostile adventurism. —Ron Kampeas, Sun Sentinel, 2 Mar. 2026

Few Trump supporters, however, cast their ballots for international adventurism and gunboat diplomacy. —Jonathan Lemire, The Atlantic, 3 Feb. 2026

At the year mark, that continues to be true, and his Presidency has also been eclipsed by this unexpected pivot toward imperialism and overseas adventurism. —Erin Neil, New Yorker, 21 Jan. 2026

Word History

Etymology

adventure entry 1 + -ism, in part after Russian avantjurizm

First Known Use

1932, in the meaning defined above

Rhymes for adventurism

• activism
• ageism
• albinism
• altruism
• aneurism
• animism
• aphorism
• atomism
• barbarism
• bolshevism
• botulism
• brahmanism