There are a few possible antonyms for the word "markednesses," which refers to the quality or state of being distinctive, noticeable, or prominent. One antonym could be "unremarkableness," meaning the quality of being ordinary, commonplace, or unmemorable. Another antonym could be "inconspicuousness," referring to the quality of being hidden, subtle, or not easily discernible. A third antonym could be "subduedness," which means the quality of being subdued, low-key, or muted. These antonyms present contrasting notions to the idea of "markednesses," suggesting a lack of distinctiveness, attention-grabbing qualities, or vividness.