interlace, interlocking lines. curve, flex intersecting lines grid, mesh. interweaved waving, zig-zag lines. combined, merging

abstract array billow chaos combine combined contour crazy crisscross curve curvy doodle draw flex free geometric gibberish grid hatching illustration interlace interlock interlocking intersecting interweave interweaved jagged line lines merging mesh messy monochrome mottled net parallel pattern random royalty scrawl scribble sinuous sketching squiggle squiggly stripe stripes texture undulate vector wave waving wavy weave wiggle wiggly wriggle zag zig zigzag