To convert into fumes or smoke; to cause to become smoky or vapor-like.
From Latin 'fumus' (smoke) + '-ify' (make, cause to become), following English productive verb formation to mean 'make into fumes.'
The '-ify' suffix is one of English's most productive verb-making tools (clarify, simplify, gasify)—it shows how we can instantly create verbs from nouns to describe transformation processes.
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