His lack of self-awareness was sublime. That could be either endearing or maddening.

Giraffes have an endearing way to show mutual affection.

People who are endearing to you and the endorsement of your hopes and dreams are the keys to happiness.

It's slightly endearing how this band can't sing in tune.

Her way of laughing at herself is endearing.

It's endearing how someone as old as Tom still gets excited over stickers.

Despite her hard exterior, she had a certain vulnerability that made her quite endearing.