IPA: /kəmˈpæn.jə.bli/
KK: /kəmˈpæn.jə.bli/
In a friendly and sociable way, often implying a sense of companionship or togetherness.
They chatted companionably over coffee, enjoying each other's company.
Companionably → It is formed from "companion" (from Latin *companionem*, meaning one who eats bread with another) and the suffix "-ably" (meaning in a manner). The word "companionably" means in a manner that is friendly and sociable, as if sharing a meal with friends.
Think of sharing bread with someone, which is what a 'companion' does, and remember that 'companionably' means acting in a friendly, sociable way.