Friend vs. Colleague

Difference Between Friend and Colleague
Friendnoun
A person other than a family member, spouse or lover whose company one enjoys and towards whom one feels affection.
John and I have been friends ever since we were roommates at college.Trust is important between friends.I used to find it hard to make friends when I was shy.Colleaguenoun
A fellow member of a profession, staff, academic faculty or other organization; an associate.
Friendnoun
A boyfriend or girlfriend.
Colleagueverb
To unite or associate with another or with others.
Young Fortinbras,/ Holding a weak supposal of our worth/...Colleagued with the dream of his advantage,/...hath not failed to pester us with message/ Importing the surrender of those lands/Lost by his father. - Hamlet (Act I, Scene 2)Friendnoun
An associate who provides assistance.
The Automobile Association is every motorist's friend.The police is every law-abiding citizen's friend.Colleaguenoun
an associate you work with
Friendnoun
A person with whom one is vaguely or indirectly acquainted
a friend of a friend;I added him as a friend on Facebook, but I hardly knowColleaguenoun
a person who is member of your class or profession;
the surgeon consulted his colleagueshe sent e-mail to his fellow hackersFriendnoun
A person who backs or supports something.
I’m not a friend of cheap wine.Friendnoun
(informal) An object or idea that can be used for good.
Wiktionary is your friend.Friendnoun
Used as a form of address when warning someone.
You’d better watch it, friend.Friendnoun
(object-oriented programming) A function or class granted special access to the private and protected members of another class.
Friendnoun
(climbing) A spring-loaded camming device.
Friendnoun
(obsolete) A paramour of either sex.
Friendverb
To act as a friend to, to befriend; to be friendly to, to help.
Friendverb
(transitive) To add (a person) to a list of friends on a social networking site; to officially designate (someone) as a friend.
Friendnoun
a person you know well and regard with affection and trust;
he was my best friend at the universityFriendnoun
an associate who provides assistance;
he's a good ally in fightthey were friends of the workersFriendnoun
a person with whom you are acquainted;
I have trouble remembering the names of all my acquaintanceswe are friends of the familyFriendnoun
a person who backs a politician or a team etc.;
all their supporters came out for the gamethey are friends of the libraryFriendnoun
a member of the Religious Society of Friends founded by George Fox (the Friends have never called themselves Quakers)