Running around like a scared sissy boy, being chased by a seven week old kitten.
Nightgowns for men don't have to be effeminate or sissy, either—they can be practical and warm for layering in extreme conditions.
You're a little sissy.
Inchildhood, girls with gender identity disorder experience less overall social rejection than boys, as it is more socially acceptable for a girl to be a tomboy than for a boy to be perceived as a "sissy."