Fiþer-byrste (?)

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fiþer-byrste (?)

adj. Having four bristles (? of a stick split into four at the end) :-- Genim ǽnne sticcan and gewyrc hine feðorbyrste . . . styre mid ðý sticcan ðá buteran, Lch. iii. 24, 18. fiþer-byrste