inane 
/ɪˈneɪn/ adjective
/ɪˈneɪn/ adjective [more inane; most inane] : very silly or stupid
▪ I quickly tired of their inane comments/questions/chatter. ▪ The film's plot is inane and full of clichés.
▪ I quickly tired of their inane comments/questions/chatter. ▪ The film's plot is inane and full of clichés.
— inane·ly adverb
▪ an inanely simplistic idea ▪ She just sat there grinning inanely at the TV.
▪ an inanely simplistic idea ▪ She just sat there grinning inanely at the TV.
— inan·i·ty /ɪˈnænəti/ noun
[noncount] ▪ the inanity of their questions [count] ▪ the tiresome inanities [=inane comments or actions] of the political world
/ɪˈnænəti/ noun [noncount] ▪ the inanity of their questions [count] ▪ the tiresome inanities [=inane comments or actions] of the political world
