from Latin flammivomus (from flamm-a flame + -vomus vomiting) + -ous
1663-76 - The English Expositor, John Bullokar'
"Flammivomous, Vomiting, or belching flames of fire"
From: The Works of the English Poets, from Chaucer to Cowper
By Samuel Johnson, 1810
Poems of W. Thompson
Sickness, a Poem: in five books, Book III