Third-person singular present tense of fluster; causes confusion or agitation in someone.
From Scandinavian 'flustri' or Swedish 'flystra,' this standard verb conjugation entered English in the 1600s-1700s and remains common in modern usage.
The verb 'fluster' is interesting because it's almost onomatopoetic—the quick consonants and short vowels mirror the rushed, confused feeling it describes. This is why children immediately understand 'fluster' even hearing it for the first time.
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