relation and relationship

[kamlesh joshi]

please explain the usage of these two words
relation.
relationship.

[curmudgeon]

relation is someone related you, a family member, brother uncle mother aunt etc
relationship is the interaction of two people such as a personal relationship or a sexual relationship or an intimate relationship

there are other meanings, look them up here.

Dictionary.com

[Tdol]

Relation is used for a connection or similarity between things, while relationship shows the way they connect.

Read here for a fuller discussion:

http://www.usingenglish.com/forum/as...ationship.html