arsonist

[ ahr-suh-nist ]
/ ˈɑr sə nɪst /

noun

a person who commits arson.

Origin of arsonist

First recorded in 1860–65; arson + -ist
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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Word Origin and History for arsonist

arsonist


n.

1864, from arson + -ist.

Online Etymology Dictionary, © 2010 Douglas Harper