IPA: /ɪˈkwɛb.ə.bɪl.ɪ.ti/
KK: /ɪˈkwɛbɪlɪti/
The state of being calm and even-tempered, without sudden changes in mood or temperature.
Her equability in stressful situations made her a great leader.
Equability → It is formed from "aequus" (meaning equal or level) and "-bilis" (meaning able to be). The word "equability" refers to the quality of being equal or even, especially in temperament or mood.
Think of 'equal' ('aequus') and 'able to be' ('-bilis') to remember that equability means the quality of being even or balanced.