What does the word that contains the stem probably mean?

There is no antidote to this poison; unfortunately, the poor man who ingested it ended up dying.

Responses

a remedy or fix against a poison
a remedy or fix against a poison

to be against a group of people who do not agree with you
to be against a group of people who do not agree with you

driving against traffic in the wrong direction
driving against traffic in the wrong direction

feeling against or opposite to something

feeling against or opposite to something