rifervere

== Italian == === Etymology === From ri- +‎ fervere. === Verb === rifèrvere (first-person singular present rifèrvo, first-person singular past historic (rare) rifervétti or (ditto, traditional) rifervètti or (rare) rifervéi, no past participle) (intransitive, uncommon) to be very intense, to grow in intensity ==== Conjugation ====