back-formation
noun
back-for·ma·tion
ˈbak-fȯr-ˈmā-shən 
1
: a word formed by subtraction of a real or supposed affix from an already existing longer word (such as burgle from burglar)
2
: the formation of back-formations
Cite this Entry
“Back-formation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/back-formation. Accessed 31 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share