light Antonyms

heavy weighty strong important dark rich resounding rejective quench pulsating profound shadowy ringing robust shadow shading shade severe serious scratchweed sad rounded rough predominant powerful opaque onerous oily obscurity obscure nuance nightfall night oppressive overcast overflowing potent ponderous plangent pitch-black pettifogging penumbra pandemic overscrupulous murky shady very upset worrisome weighted violent