Plural of 'blume,' the flowers or blossoms, or third-person singular present tense of the verb 'blume.'
From Middle English 'blumen,' the plural of 'blume,' descended from Germanic roots related to blooming. This form represents an older English plural that was eventually replaced by the more common 'blooms.'
Medieval English speakers used 'blume' and 'blumes' naturally, but these words got crowded out by 'bloom'—it's like watching one word slowly win a century-long popularity contest.
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