n Later form of mrath. Transitional spelling mbrath, Ériu iv 238.4 , LU 4707. Later also braith (: maith, Aithd. D. 61.31 ). Somet. bráth (see bráth). g s. bratha, Metr. Dinds. iv 194.15 , AFM v 1670.16 .

(a) act of betraying; treachery, betrayal: bid b.¤ (: chath), LU 4578 (TBC). mo b.sa, Anecd. i 5.11 (SCano 129). mairg lāim rogheoghain a b.¤ from treachery (?), RC xvii 229.28 . in bráth (sic) ┐ in trecun, TBC-LL¹ 4030. b.¤ is bét, MacCarthy 192.7 . ba lugu do chinaid . . . b.¤ a `mágistrech' andás b.¤ a `thigerna' (of Judas), PH 5167. ? fuair b.¤ (breith, v.l.) `fell . . . by treacherous chance', Metr. Dinds. iii 460.15 . dia b.¤ `to entrap' (sc. a bull), 370.3 . do bh.¤ . . . dia Céadaoin, DDána 14.7 . In cheville: cen b.¤ , Sc.M² 22a . amles do flatha, Laws i 230.z .i. . . . a braith, co ndligidh eneclann de, 234.3 Comm. i cinaid . . . do thengad, 156.31 .i. aer, no ainmed, no b.¤, no guforgill, no gufiadhnaisi, 162.6 Comm. See ZCP xiv 363.2 - 4 . Clann M. d'fagbail braith air ┐ a marbad doib `he was betrayed to the C.M.', Ann. Conn. 1390.3 . fuair an dream . . . / b.¤ ar a bheith i n-uaignios, Aithd. D. 3.14 . go ffuair an Ridire . . . b.¤ ar Shémus do beith i n-uamhaidh, AFM vi 2260.12 . b.¤ ar a háille an uair rug when he had an opportunity of observing her beauty (?), DDána 32.21 .

(b) act of spying, reconnoitring: do b.¤ in longphuirt, LL 38607 `to go spy out the camp', SG 378.3 . do b.¤ na mbailed marcaig, Ann. Conn. 1249.11 . do b.¤ tire tarrngire, Maund. 51. ni fhoil fath a mb.¤ mbaili `watching' or `guarding' (Notes), Magauran 2598 . an neach ga mbí an b.¤ the man on guard, Aithd. D. 5.4 . do bhaoi b.' gun ḟoirinn air were waiting for him, DDána 64.16 . Note further: [go n]dearbhair a buaidh aga b.¤ `may its (a boat's) excellence be tested and assured', Aithd. D. 82.11 . ro labuir fris do fuighlibh ailgeana do b.¤ a irlabra `to judge of his speech', Grail 82 . lór dá bh.¤ . . . / gach cath was sufficient testimony to him, O'Hara 3983. a mheic Bhríain a bh.¤ m'eíccsi `mark of my verse', Ériu ix 2.33 .

(c) act of revealing; revelation, sign: cen b.¤ brīathar goa `without meditating words of falsehood' (revealing ?), Arch. Hib. ii 54 § 2. lór do bh.¤ ar ghéire ar nguil / sgath mo dhéire na dheasguibh sufficient revelation of, IGT Decl. ex. 1120. Note also: ar n-a bhraith . . . do Gh. . . . go raibhe etc. when G. perceived, Keat. ii 1701. milaochus do braith ort, ZCP x 277. 26 . gá lucht iuil nocha bhíodh a bh.¤ / síon ciuin gan chioth, PBocht 2.23 . is tú braith na bhfleadh bhfíneamhna `hope of the wine-feasts', Aithd. D. 61.31 . b.¤ air bás Diarmada `a sign of D.'s death', Miscell. Celt. Soc. 328.18 .

(d) With AR: act of depending (on); dependence, something depending (on): an maitheas ar a mbí a b.¤ `the goods on which he depends', O'Hara 703. bheith aig bráth air chungnamh chách tar éis do bháis, De Imit. 45.13 . Cf. ar ṁb. Fer B. `our hope', Metr. Dinds. iv 334.22 .

(e) As qualifying and attrib. gen.: ethgig ┐ áes braith treacherous folk, LU 2190 ( FA 27 ). aés braith ┐ taisccélta ` spies ', AFM vi 2212.23 . cech bithbinech braith (: croich) `every treacherous criminal', PRIA xix (1895), 552 § 41 ( LL 18644 ). ni lossat na troich / recait bernaid ṁbraith (: scaith) `the gap of betrayal' (Táin 3368), TBC-LL¹ 3957. ar gach mbaegol mbraith, ACL iii 232.4 . beagán do luach bhraith as a fee for giving information, Magauran 1741 .

Compds. múr nach brisfe brathairminnleadh, DDána 89.20 . an bhrathbhuille bhodhbha `sudden blow', PBocht 3.3 . brath-choma bidhbhadh, MR 306.18 . cen báegul cen brathbini `treacherous crime', Metr. Dinds. iii 342.22 . bail nach bí brath-chocor beóil `no betraying murmur of lips', Ériu vii 220 § 8. adbul brathgnó, Metr. Dinds. iii 340.15 . berta brath-teagaisc false instruction, Miscell. Celt. Soc. 74.8 .