rough spot

bug crack deficiency deformity error fault flaw glitch injury irregularity lack mistake shortage shortcoming weakness

birthmark blot blotch break catch check discoloration drawback failing foible frailty gap gremlin hole infirmity kink knot mark marring patch rift scar scarcity scratch seam second sin speck spot stain taint unsoundness vice want

weak point

abundance accuracy advantage benefit blessing certainty correction correctness enough good perfection plenty right strength strong point success sufficiency truth

blank boon clarity cleanliness closure line

improvement