Antioptimistic

Antioptimistic or scientifically named pessimism (which isn't a term in scribblenauts) is a mental attitude that the persons will tend focus on negatives of life in general.

In Scribblenauts, antioptimistic is making the wielder to investigate the persons and giving them and the wielder the offended adjective.

Trivia

 * Antioptimistic can be characterized as Philosophical pessimism (Anti-optimistic persons that life has no meaning) which is constantly having the question mark emotion that might hint them asking what is the meaning in life.