lunkhead

don't be such a lunkhead; think before you act.

he called his friend a lunkhead for forgetting the plan.

sometimes i feel like a lunkhead when i make silly mistakes.

she dismissed his lunkhead comments with a laugh.

being a lunkhead is not an excuse for poor decisions.

the lunkhead forgot his own birthday party.

she rolled her eyes at his lunkhead behavior.

don't be a lunkhead; just ask for help if you need it.

he realized he was acting like a lunkhead after the incident.

everyone makes lunkhead mistakes from time to time.