NOT futanari.
Supporting tags:

clitoral glans - Will make more defined clitoral glans, put into negatives for smooth tip.

chubby clitoris - Rounder and thicker clitoris.

flaccid clitoris - Opposite of erect. Hit-and-miss.

clitoral insertion - Works well with yuri tag.

clitoris jerking - Works best with masturbation tag.

clitoris pull - Self explanatory.

penis on clit - Goes with frottage tag. Hit-and-miss.

clitoris outline - For pants bulge. Hit-and-miss.