![1girl after_anal all_fours alternate_costume anus armpits ass bent_over black_leotard blonde_hair blue_neckwear blush bow bowtie breasts breasts_outside bunnysuit clenched_teeth commentary cum cum_in_ass cumdrip detached_collar dragon_horns dragon_tail dress_pull embarrassed fat_mons from_behind frown full_body gaping horns kicchou_yachie kurokan_(kokkyou_oudan) legs leotard looking_at_viewer looking_through_legs medium_breasts nipples pantyhose purple_legwear pussy pussy_juice pussy_juice_puddle short_hair solo steaming_body sweat tail teeth torn_clothes torn_legwear touhou trembling wooden_floor wrist_cuffs yellow_eyes rating:e score:6 post #3880149](/cdn_image/preview/91/8e/918e4228a2f33a9b3ec7ac4a39b147ee.jpg)
Trembling is a reflex motion caused by cold, fear, or excitement. It can also denote instability. Same as shaking or shivering.
Often depicted in art with short, wavy lines surrounding the outline of the body. (see post #1630828)
The following tags are aliased to this tag: shivering, shiver, and tremble (learn more).