You can overdose on coffee if you drink about 30 cups in a brief period to get close to a lethal dosage of caffeine.
harshness, abrasiveness, scratchiness
(noun) the roughness of a substance that causes abrasions
Source: WordNet® 3.1
scratchiness (uncountable)
The property of feeling scratchy.
Source: Wiktionary
15 June 2025
(verb) obtain or seek to obtain by cadging or wheedling; “he is always shnorring cigarettes from his friends”
You can overdose on coffee if you drink about 30 cups in a brief period to get close to a lethal dosage of caffeine.