Ключевые слова: billow, billowy, convolute, crease, criss cross, crisscross, curve, curvy, doodle, draw, drawing, drawn, earthquake, flex, fracture, freehand, irregular, knot, line, mazy, minimal, random, randomness, root, scribble, serpentine, simple, sinuous, sketch, sketchy, squiggle, squiggly, stripe, surge, swerve, tortuous, twist, undulate, undulating, waving, wavy, wiggly, winding, wooble, worm, wriggle, wriggling, writhe, zig zag, zigzag,