Upper-Intermediate (B2)
IPA: /tɒləˈræbɪlɪti/
KK: /tɑːlɚəˈbɪlɪti/
Definition
The quality of being able to be accepted or endured without too much difficulty.
Example
The tolerability of the new medication was tested in clinical trials.
Conversation

I was reading about the tolerability of certain medications.

Oh really? That sounds interesting!

Yeah, it’s important to know how well people can handle them.

Absolutely, especially when it comes to side effects.
Synonyms & Antonyms
Synonyms
acceptability
endurance
forbearance
Antonyms
intolerance
unacceptability
incompatibility
Root Explanation
Tolerability → It is formed from "tolerare" (meaning to bear or endure) and the suffix "-ability" (meaning the quality of being). The word "tolerability" refers to the quality of being able to be endured or accepted.
Memory Tip
Think of the ability to 'bear' or 'endure' something — that's what tolerability means.
Visually Confused Words
intolerability
overability
operability
utterability
steerability
lacerability
colorability
alterability