Sun inconjunct Mercury love Synastry ~ Intellectual Stimulation
The Sun is the source of all energies. These energies stimulate the activities of the houses occupied by the transiting Sun and reinforce or weaken the planetary effects, depending on the Sun's aspect to the natal planet. When the Sun transits an inner planet, it may trigger a dormant aspect between that inner planet and a slower moving outer planet. If a planet is being transited by another planet when it is being transited by the Sun, the effect of the transit is strengthened.
Sun Inconjunct Mercury
A Sun inconjunct Mercury aspect gives you two sides to every story. It can bring you and your romantic partner together in a bantering, sparring partner kind of freewheeling intellectually stimulating conversation which runs through almost every part of your relationship. When the Sun person is inconjunct the Mercury person they are in it for your ideas and other way at looking at things. You spark can spark curiosity and interest.