retains, confiscate, seize, attach, garnish, impound, appropriate, expropriate
The word that means "takes place" is "occurs."
The word teacher means "One who imparts knowledge/information to others". The antonym to that would be "one who takes knowledge away from others," for which there is not a word.The word that you may be looking for is "Student" which is the opposite of teacher.
"Contribute" means to give along with others.
Los Otros means the others.
The word free can be added to create the word freeloader. It means a person who takes advantage of others' generosity for free food, entertainment, a place to live or money without paying for them.
The word is "flexibility." It means the willingness to adapt or adjust to others' needs or opinions.
private
unkind to others
To accept.
it means switch, i think.
The word you are looking for is "conspire". It means to plan something secretly with others.
Predictable may be the word you seek.Or Assumes.