If you dream that your cousin is ignoring you, this implies that you are not recognizing the attribute that is being referred to.
To dream that you or your sibling is in love with a cousin indicates that you recognize and understand the attributes that each of you possess. [1]
being in the company of a: distress over inability to enjoy your communication.
of all: unexpected danger in love you thought was shared.
of a: relatives wil ask you for help, tel them to help themselves.
several: misfortune in love affairs with close relations. [2]