The term "more flaring" can be described as something that is increasing in brightness, intensity or visibility. Antonyms for this word could include "dimming," "fading," "subduing," "calming," or "diminishing." If something is becoming less bright or less noticeable, it can be described as "dimming" or "fading." Meanwhile, if something is being intentionally subdued or toned down, it can be described as "subduing" or "calming." Finally, if something is gradually reducing or becoming smaller in intensity, it can be described as "diminishing." These antonyms provide contrasting meanings for "more flaring" and can be used to create contrast or emphasis in writing.