Bully
In the movie "The Lucky One," the antagonist is Keith Clayton. He is a possessive and aggressive character who intimidates others, particularly towards the protagonist, Logan.
Harrass, intimidate, threaten, coerse. Often, people refer to 'School-yard Bullying' in which one child threatens, intimidates, coerses or physically assaults another child in an attemt to gain control.
Penguins stay in groups, not only to stay warm via each others' body heat, but to reduce the risk of being attacked. this intimidates the prey, or if that doesn't work, they can disperse, confusing the attacking animal and making it hard to focus only on one penguin.
associating with others of one's kind
Trying to get into a good college without a scholarship
You probably mean "misanthrope."
yes
a state in which one is not observed or disturbed by others.
one next to the other
No, it is not, if you mean the one by Leonardo. There are several hundred others..
to love one other to dont ly to others
No one; life's events hardened him to the suffering of others.