madder

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈmædə/US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/ˈmædɚ/ ,USA pronunciation: respelling(mad′ər)

From mad (adj):
madder
adj comparative
maddest
adj superlative

mad
WordReference English Thesaurus © 2025
Sense: Adjective: angry - US, informal
Synonyms:
angry Collocations, upset Collocations, irate, infuriated, furious Collocations, cross Collocations (UK), livid, pissed off (vulgar, slang), pissed Collocations (US, vulgar, slang), ticked off, fuming, outraged, enraged, ballistic (informal), wroth (archaic), foaming at the mouth (informal), bent out of shape (slang), blue in the face (slang)
Sense: Adjective: insane - mainly UK, potentially offensive
Synonyms:
insane Collocations, crazy Collocations (informal, potentially offensive), demented, deranged, delirious, psychotic, lunatic, manic, mental Collocations (slang, offensive), out of your mind (informal), unhinged (informal), nuts (slang, potentially offensive), nutty (slang, potentially offensive), off your rocker (slang, potentially offensive), batty (slang, potentially offensive), barmy (UK, potentially offensive, slang), cuckoo (slang, potentially offensive), not all there (slang), not playing with a full deck (slang), psycho (slang, potentially offensive), crackers Collocations (slang), loopy (slang), wacko (slang), bonkers (potentially offensive, slang), round the bend (UK, slang)
Sense: Adjective: ridiculous - mainly UK, informal
Synonyms:
ridiculous Collocations, crazy Collocations (informal), dumb Collocations (US, informal), foolish Collocations, absurd, cuckoo, preposterous Collocations, stupid Collocations, daft Collocations (mainly UK, informal), crackpot (slang), senseless, halfwitted (informal), half-witted (informal), half-baked, zany (informal), unwise
Sense: Adjective: enthusiastic - followed by 'on' or 'about', informal
Synonyms:
enthusiastic Collocations, devoted Collocations, avid, crazy Collocations (informal), nuts (slang), keen on (UK), hooked on (slang), a big fan of (informal), -aholic (informal, suffix), -oholic (informal, suffix)
Sense: Adjective: wild
Synonyms:
wild Collocations, frantic Collocations, frenetic, frenzied, furious Collocations, violent Collocations, fierce Collocations, rabid
Sense: Adverb: extremely - slang
Synonyms:
extremely Collocations, crazy Collocations (slang), insanely (slang), very Collocations, ridiculously, intensely, preposterously, worryingly


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