English Reference
noun · verb

frenzy

n. · v.
US /ˈfɹɛnzi/ UK /fɹˈɛnzi/ fren·zy UK spelling frenzies, frenzying

  1. 01 B2 Upper Intermediate

    n.a period of time when people are very excited or active in an uncontrolled way.

    n.a state of wild, frantic, or uncontrolled activity, often involving a large group or intense emotion.

    Simple

    The shoppers were in a frenzy as they tried to get the best deals.

    In context

    The announcement of the new product line sent the tech industry into a speculative frenzy that lasted for weeks.

  2. 02 C1 Advanced Literary

    n.a state of mind where you are so angry or upset that you cannot think clearly.

    n.a violent agitation of the mind approaching temporary madness or extreme rage.

    Simple

    In a frenzy of anger, he threw his phone across the room.

    In context

    The protagonist, driven by a frenzy of grief, wandered the moors until dawn broke over the horizon.

  3. 03 C2 Proficiency Formal

    v.to make someone or something become wild and uncontrolled.

    v.to drive into a state of frantic or wild activity. Transitive in this sense; often used in the passive voice.

    Simple

    The smell of blood frenzied the sharks in the water.

    In context

    The crowd was frenzied by the speaker's aggressive rhetoric, leading to a chaotic demonstration outside the hall.

    agitateexcite

A global frenzy around artificial intelligence has driven wild swings in the value of the country's biggest chipmakers.

BBC News· 13 Aug 2026

The Sun and the Daily Mail newspapers enjoyed a feeding frenzy at the prospect of a black man – one with locs, no less – becoming a fellow at Cambridge.

The Guardian· 13 Aug 2026

From Middle English frensy, frenesie, from Old French frenesie, from Latin phrenesis, from Ancient Greek φρένησις (phrénēsis), a later equivalent of φρενῖτις (phrenîtis, “inflammation of the brain”): see frantic and frenetic. Doublet of phrenesis.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Ancient Greek *φρένησις
Level C1 · Advanced
Frequency Frequent
Updated