marring

accident blow bruise casualty catastrophe contamination corruption destruction deterioration devastation disturbance hardship harm illness impairment pollution suffering wound

adulteration adversity affliction bane blemish breakage cave-in debasement depreciation deprivation detriment disservice evil hurt infliction knockout mischief mishap mutilation outrage reverse ruin ruining spoilage waste wreckage wrecking wrong

betterment

amelioration improvement

development purification

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 patch rift scar scarcity scratch seam second sin speck spot stain taint unsoundness vice want

rough spot 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

disadvantage

damage disservice drawback harm hurt impairment injury liability loss mischief prejudice spoiling

advantage aid benefit blessing boon favor good help

assistance gain profit

abuse damage disservice impairment loss mischief misuse sabotage vandalism violence wrong

detriment hurt ill immorality infliction iniquity mischance misfortune noxiousness outrage perniciousness prejudice ravage ruin ruination sin sinfulness vice wickedness

banefulness deleteriousness foul play wear and tear

favor help kindness

benefit goodness happiness profit virtue

advantage blessing good pleasure