présomption

his presumption that he would win was unfounded.

it is a presumption to assume you know everything.

the presumption of innocence is fundamental in court.

she refused to tolerate his arrogance and presumption.

his presumption offended everyone in the room.

there is no presumption without evidence.

the presumption proved to be false.

i cannot forgive such presumption from a stranger.

his presumption surprised his colleagues.

she made a presumption based on limited information.

the presumption of guilt without proof is unjust.

his presumption cost him the job.