Your name is one thing that fits that riddle.
Name
you belong to me but everbody else uses you
your name
You could be looking for "cronyism" or "nepotism". The latter is more likely to be used for relatives rather than friends.
your name! lol i have heard this riddle dozens of times b4.
s' is used when the noun that you are using is plural. For example; The ants' hill. The hill belongs to more than one ant.
"actuary's desk" if there's only one actuary "actuaries' desk" if the desk belongs to/is used by more than one actuary
The apostrophe in "communities'" indicates possession by multiple communities. It shows that whatever follows belongs to or is associated with more than one community.
"Companies" means more than one company. "Companys" is not a word, but "company's" is used to describe something that belongs to a company, as in "We parked the car in the company's parking lot."
It's a pronoun used to replace a man, boy, or male animal
"Belong" is used with plural subjects (e.g. "They belong to the team"), while "belongs" is used with singular subjects (e.g. "She belongs in the group").
yes. enzyme can be used more than once