这种蘑菇的毒性很强，误食会导致严重中毒。

The ___toxicity of this mushroom is very high, and eating it by mistake can cause severe poisoning.

社交媒体上的毒性言论让许多用户感到不适。

The ___toxicity in social media comments made many users uncomfortable.

这个游戏论坛因为负面评论过多而充满戾气。

The gaming forum has a lot of ___toxicity due to excessive negative comments.