A friend is defined as someone you are not related to by either birth or by marriage. Friendship excludes romance or sexual intimace, or it has become something other than friendship.
Here's a list of friends we may categorize our relationship in:
1) The Casual Friend - the one you like and who likes you, but the relationship is far from intimate. You only share same activities and information.
2) The Close Friend - here you confide your private thoughts or feelings with a close friend without fear of repercussions because there's a mutual trust and confidence.
3) The Best Friend - he's elevated to a high level of intimacy but one day he may be harder to maintain, especially after marriage.
4) Same-Sex Friend - the one who helps you to validate or challenge your own perspectives and to be able to share experiences along gender lines. Friends of the same sex usually have a lot in common.
5)Opposite-Sex Friend - not always this kind of friend has to be more than friend. Having an