adjective showing a lack of intelligence or thought; stupid or foolish

  • The decision to cut funding for the education program was deemed asinine by many experts.
  • I can't believe he said something so asinine during the meeting.
  • That idea is just plain asinine, dude.
  • Her stubborn refusal to listen to reason was asinine in nature.

adjective characterized by nonsensical or meaningless talk or words

  • The blithering fool continued to ramble on about topics he knew nothing about.
  • I can't stand listening to that blithering idiot anymore.
  • Stop being such a blithering moron!
  • Her mind was a blithering mess after the stressful day.

noun a stupid or unintelligent person

  • The professor referred to the student as a blockhead for consistently failing to grasp the concepts taught in class.
  • My brother is such a blockhead when it comes to understanding simple instructions.
  • Don't be a blockhead and forget to bring your ID to the party.
  • She felt like a blockhead for not realizing the truth sooner.

noun a foolish or easily deceived person

  • He was dismissed as a chump by his colleagues for his lack of expertise.
  • Don't be a chump and fall for that scam.
  • He's such a chump for believing everything he hears.
  • She felt like a chump after realizing she had been tricked.

adjective silly, foolish, or insane

  • The idea that was proposed in the meeting seemed rather daft.
  • I can't believe he did something so daft!
  • She's always coming up with daft ideas.
  • His daft behavior really got him into trouble this time.

noun a state or quality of being silly or foolish

  • The daftness of his actions was evident to everyone in the boardroom.
  • I can't believe the daftness of her decision to quit her job without a backup plan.
  • Stop with the daftness and start taking things seriously.
  • The daftness of his dreams knew no bounds as he reached for the stars.

noun a person who lacks good sense or judgment; a silly or stupid person

  • It would be unwise to underestimate someone based on their appearance, as one may appear a fool but possess great intelligence.
  • Don't be a fool and trust everything you see on the internet.
  • I can't believe he fell for that prank, what a fool!
  • She played him like a fiddle, making him look like a fool in front of everyone.

noun a stupid or foolish person

  • The professor referred to the student as a knucklehead for not following the assignment guidelines.
  • My little brother can be such a knucklehead sometimes, always getting into trouble.
  • Hey knucklehead, stop messing around and focus on the task at hand.
  • She called him a knucklehead for constantly making the same mistakes, implying he lacked intelligence.

noun a foolish or stupid person

  • The professor was frustrated with the lunkhead student who couldn't grasp the concept.
  • Don't be such a lunkhead and pay attention to what I'm saying.
  • That guy is a total lunkhead, he never knows what's going on.
  • His stubbornness made him a lunkhead when it came to considering other perspectives.

noun a foolish or silly person

  • It is unprofessional to refer to your colleague as a ninny in a work setting.
  • Don't be such a ninny and just go for it!
  • She's such a ninny for believing everything she hears.
  • His stubbornness makes him seem like a ninny when it comes to trying new things.

noun a foolish or stupid person

  • The professor referred to the student as a nitwit for not understanding the basic concepts.
  • Don't be such a nitwit and double check your work before submitting it.
  • That guy is a total nitwit for thinking he could get away with cheating on the test.
  • Her mind was a jumbled mess of thoughts, like a nitwit trying to solve a complex puzzle.

adjective describing someone as lacking intelligence or foolish

  • The professor found it difficult to work with such a nitwitted student.
  • Don't be so nitwitted, just follow the instructions carefully.
  • Stop acting so nitwitted, it's annoying.
  • His decision to invest all his money in that risky venture was truly nitwitted.

noun a stupid or foolish person

  • The professor referred to the student as a numskull for not understanding the concept.
  • Don't be such a numskull, just follow the instructions carefully.
  • That guy is a total numskull, he can't seem to get anything right.
  • Her stubbornness made her a numskull, unwilling to see reason.

noun a person lacking intelligence or common sense

adjective showing a lack of intelligence or common sense

  • It is unkind to refer to someone as a simpleton just because they struggle with certain tasks.
  • Don't listen to him, he's just a simpleton who doesn't know what he's talking about.
  • That guy is such a simpleton, he can't even tie his own shoelaces.
  • In the world of politics, those who underestimate their opponents as simpletons often find themselves outmaneuvered.

noun a person who considers themselves to be witty or clever, but is actually regarded as foolish or lacking in true wit

  • The professor dismissed the witling's attempt at a sophisticated argument.
  • The witling tried to act smart, but everyone saw through it.
  • That witling is always trying to show off and impress people.
  • She saw him as nothing more than a witling, incapable of deep thought or understanding.

adjective showing a lack of intelligence or thought; foolish or giddy

  • The glaikit expression on his face indicated he was not paying attention.
  • Stop looking so glaikit, pay attention!
  • She's always so glaikit, it's annoying.
  • His glaikit attitude towards his studies will not lead him to success.

noun a type of bird in the genus Anser

adjective silly or foolish

  • The professor dismissed the student's anserine question as irrelevant to the discussion.
  • I can't believe you asked such an anserine question in class!
  • Stop being so anserine, dude.
  • His anserine behavior made it difficult for others to take him seriously.

noun a foolish or easily deceived person

  • The businessman was considered a schnook by his competitors due to his naive business decisions.
  • Don't be such a schnook and fall for that scam!
  • That guy is such a schnook for believing everything he hears.
  • In the game of poker, you don't want to be the schnook who always loses.

adjective a term used to describe someone who is confused or unable to think clearly

  • The professor referred to the student as addle-headed for consistently failing to grasp basic concepts.
  • My addle-headed friend forgot her keys for the third time this week.
  • Don't be so addle-headed, just use your common sense.
  • His addle-headed decision to quit his job without a backup plan left him in financial trouble.