IPA: /ɡrɪˈɡɛrɪəsnəs/
KK: /grɪˈɡɛrɪəsnəs/
The quality of being sociable and enjoying the company of others.
Her gregariousness made her the life of the party, as she loved to meet new people.
Gregariousness → It is formed from "gregarius" (from Latin, meaning belonging to a flock or herd) and the suffix "-ness" (meaning the state or quality of). The word "gregariousness" refers to the quality of being sociable or enjoying the company of others, akin to animals that live in groups.
Think of 'flock' or 'herd' ('gregarius') to remember that 'gregariousness' means the quality of being social and enjoying company.