BIR, BIRR, BEIR, sb. clamor, noise, also rush.  S.S. 38; Lyndsay,
    538, 4280.  O.N. byrr, a fair wind.  O. Sw. byr.  Cp.  Cu.
    bur and Shetland “a pirr o’ wind,” a gust.  Also pronounced
    bur, bor.

BIRRING, pr. p. flapping (of wings).  Mansie Wauch, 159, 33.  See
    bir.

BLA, BLAE (bl[-e]), adj. blue, livid.  Douglas, III, 130, 30;
    Irving, 468.  O.N. bla, blue, Norse blaa, blau, Sw. bla,
    Dan. blaa.  Not from O.E. bl[-e]o.

BLABBER, vb. to chatter, speak nonsense.  Dunbar F., 112.  O.N.
    blabbra, lisp, speak indistinctly, Dan. blabbre id., Dan.
    dial. blabre, to talk of others more than is proper.  M.E.
    blaber, cp.  Cu. blab, to tell a secret.  American dial.
    blab, to inform on one, to tattle.  There is a Gael.
    blabaran, sb. a stutterer, which is undoubtedly borrowed
    from the O.N.  The meaning indicates that.

BLAIK, vb. to cleanse, to polish.  Johnnie Gibb, 9, 6.  O.N.
    blaeikja, to bleach, O. Sw. blekia, Sw. dial. bleika.  All
    these are causative verbs like the Sco.  The inchoative
    corresponding to them is blaeikna in O.N., N.N., blekna in
    O. Sw., blegne in Dan.  See blayknit.  Cp.  Shetland bleg,
    sb. a white spot.

BLAYKNIT, pp. bleached.  Douglas, III, 78, 15.  O.N. blaeikna, to
    become pale, O. Sw. blekna, Norse blaeikna id.  O.N.
    blaeikr, pale.  Cp.  Cu. blake, pale, and bleakken with
    i-fracture.  O.E. bl[-a]c, blaecan.

BLECK, vb. put to shame.  Johnnie Gibb, 59, 34, 256, 13.  O.N.
    blekkja, to impose upon, blekkiliga, delusively,
    blekking, delusion, fraud; a little doubtful.

BLETHER, BLEDDER, vb. to chatter, prate.  O.N. blaethra, to talk
    indistinctly, blaethr, sb. nonsense.  Norse bladra, to
    stammer, to prate, Sw. dial. bladdra, Dan. dial. bladre,
    to bleet.  Cp.  Norse bladdra, to act foolishly.

BLATHER, sb. nonsense.  Burns 32, 2, 4 and 4, 2, 4.  O.N. blaethr,
    nonsense.  Probably the Sco. word used substantively.

BLOME, sb. blossom.  Bruce, V, 10; Dunbar, I, 12.  Same as Eng.
    bloom from O.N. blomi.

BLOME, vb. to flourish, successfully resist.  Douglas, IV, 58, 25. 
    “No wound nor wapyn mycht hym anis effeir, forgane the speris
    so butuus blomyt he.”  Small translates “show himself
    boastfully.”  The word blomi in O.N. used metaphorically
    means “prosperity, success.”