foaming
adjective
- (cause to) become foamy
Wiktionary
noun
- A process that forms foam.
“After three foamings, a steady state is reached.”
verb
- present participle and gerund of foam
“Athelstan Arundel walked home all the way, foaming and raging. No omnibus, cab, or conveyance ever built could contain a young man in such a rage. His mother lived at Pembridge Square, which is four good measured miles from Lincoln's Inn.”