not engaged on either side

a person who acts in contradiction to his or her stated beliefs

irresponsibly playful

not looking after or giving attention to

filled with or showing spite; malicious

Zach remained neutral while his sisters argued.

Josh, a neglectful pet owner, left for the week without ensuring his cat's care.

"I'm not your friend anymore!" she said spitefully when her best friend started playing with the new girl.

Jenny appreciated the sympathetic gesture at the funeral.

"Will you be my fairy godmother?" Liam asked mischievously.

Mason, a self-proclaimed vegetarian, was accused of being a hypocrite when he was seen eating a hamburger.