patternless

pat tern less |ˈpatərnləs ˈpætərnləs | ▶adjective having no pattern; plain and undecorated: smooth, patternless paper for covering poor or uneven walls. • forming no discernible pattern: phenomena that are completely patternless and disorganized.

patternless

pat ¦tern |less |ˈpat (ə )nlɪs | ▶adjective having no pattern; plain and undecorated: patternless wallpaper. • forming no discernible pattern: phenomena that are completely patternless and disorganized.