{The word 'diminish' can be substituted with 'reduce', 'decrease', 'lessen', 'shrink', 'dwindle', 'cut back', 'curtail', 'dim', 'downsize', 'abate', 'weaken', 'subside', 'taper off', 'mitigate', 'moderate', 'truncate', 'contract', 'minimize', 'lower', 'deflate', 'deplete', 'narrow down', 'attenuate', 'soften', 'slim down', 'pare down', 'scale down', 'slacken', 'wean off', 'ease off', 'temper', 'quell', 'relieve', 'modulate', 'slow down', 'tail off', 'squeeze', 'drop off', 'shave off', 'palliate', 'alleviate', 'de-escalate', 'downgrade', 'relax', 'subdue', 'let up', 'sag', 'flag', 'ebb', 'slump', 'retreat', 'retrench', 'recede', 'shrivell', 'slide down', 'tumble', 'lessen', 'plummet', 'dip', 'depreciate', 'sink', 'crumble', 'plunge', 'fall', 'fall off', 'drop', 'return', 'dim', 'reduce', 'subside', 'disappear', 'fade', 'vanish', 'evaporate', 'peter out', 'fizzle out', 'melt away', 'die down', 'wane', 'abrade', 'consume', 'down', 'dwindle', 'erode', 'fade away', 'lapse', 'lower', 'pass', 'retreat', 'run low', 'shrink', 'taper', 'wear', 'wear away', 'weary', 'wick', 'wipe out', 'grow less', 'wear down', 'tamp down', 'moderate', 'clip', 'tone down', 'chop', 'tail away', 'deflate', 'ebb away', 'depreciate', 'taper off', 'quieten', 'die away', 'shrivel', 'soften up', 'backslid

185 Synonyms Antonyms of DIMINISH MerriamWebster