Synonyms and antonyms of Silly behaviour in British Thesaurus

antics (noun)

behaviour that is funny or silly in an enjoyable way

frivolity (noun)

silly behaviour or attitudes

crank (noun)

used about someone’s behaviour or actions

antics (noun)

behaviour that is considered to be deliberately stupid and likely to cause problems

stunt (noun)

something silly or unusual that is done to get public attention

shenanigans (noun)

informal silly, dishonest, or immoral behaviour

brainstorm (noun)

British a situation in which you cannot think clearly so that you do or say something silly

malarkey (noun)

informal silly talk or behaviour

tomfoolery (noun)

old-fashioned behaviour that is not sensible

aberration (noun)

formal a short time when someone behaves in a very strange or careless way