As nouns the difference between acridity and acritude
is that acridity is bitterness or acerbity while acritude is acridity; pungency combined with heat.
acridity
English
Noun
(acridities)
bitterness or acerbity
An acrid taste or smell.
Synonyms
* acridness
acritude
English
Noun
(head)
acridity; pungency combined with heat.