The antonyms for "be-spangled" would be words that describe something plain, dull, or unadorned. Examples of antonyms for "be-spangled" could be "plain," "unembellished," "undecorated," "unadorned," "unvarnished," "undressed," or "unornamented." These antonyms describe a lack of glitter, sparkle, and embellishment that "be-spangled" connotes. Something that is not "be-spangled" would be considered simple or unremarkable. Using these antonyms in language would add depth and nuance to descriptions, helping to evoke a different mood or tone. Consider using antonyms for "be-spangled" when describing something that is intentionally plain or minimalistic.