bonbon-o: bonbon: confection, sweet-meat. — DEFIRS
bonet-o: rimless cap; bonnet (for woman or child); nokto- -o: night-cap; navano- -o: sailor's cap. Def.: Kapvesto mola, senborda; IV-600. — EFIS
boniment-ar: (intr.) to make a mountebank's speech, claptrap speech. Def.: Bonimento: diskurso fanfaronema, quan facas la sharlatani e feriala aktori por laudar sua vari od aktraktar la publiko. Bonimentar: facar bonimento; IV-705. — F
bonz-o: bonze: Buddhist priest. — DEFIRS
bo-parent-o: wife's or husband's relative; -eso: relationship by marriage.
bo-patr-ulo: father-in-law.
bor-ar: (tr.) to bore, pierce (with a turning instrument); -(ad)o: boring (act); -uro: bore (result); -ilo: borer, drill; -il-eto: gimlet. Def.: Truifar kun rotaco (vid. perforar); III-165. Bor-ilo esas portata e movata da drilo (vid. drilo). — DER
bor-o: (chem.) boron. — DEFIRS
borach-o: (bot.) borage (Borago). — DEFIRS
borax-o: (chem.) borax. — DEFIRS
borborigm-o: (med.) borborygm: rumbling of water or wind in the stomach. — DEFIS
bord-o: border, margin, brink, edge, brim, (ship's) side; -izar: to edge, hem, border (ulo); -umo: trimming, edging, piping, selvedge (of clothing); -iz-uro: (of ships) planking, sheathing; -o an -o: alongside, edge to edge; reze la bordo: full to the brim; super la -o: over the edge; -o-petro: curb stone. — DEFIRS
borde-ar: (intr., nav.) to tack (ship), beat to windward. Def.: Avanirar (navo) zigzage kontre la vento; III-72. — FIS
bore-o: (poet.) boreas, north-wind; -ala: boreal. Def.: Mitologiala nomo di la nordvento, de qua venas boreala; III-72. — DEFIRS
borgez-(ul)o: bourgeois: a member of the commercial or middle class, townsman, tradesman; -aro: bourgeoisie (collect.); -eso: (quality) bourgeois; -ala: b. (adj.); -iar: to make into a b.; -eskar: to become a b. — DEFIRS
bori-o*: (element) bohrium.
born-o: (2001) terminal (electrical).
bors-o: bourse: stock-exchange; -agento: stock-broker; -o-kurso: b. quotations, market-price; -o-krako: b. panic. — DEFIRS
bosaj-o: (arch.) bossage, boss-work. — DEFI
bosel-ar: (tr., tech.) to emboss, chase (plate, leather). Def.: Formacar reliefi en metalo per martelago (de interne); VI-382. — DEF
bosk-o: a small wood; -eto: grove, coppice, bosk; -ala, -oza: woody, bosky; -o-bat(ad)o: battue; hunt, beat; querk- -o: a wood of oaks. — DEFIS
boston-o: (card-game, dance) boston. — DEFIRS
bot-o: boot (long, as for riding); -eto: shoe; half-b. (cf. shuo); -izar: to put, pull on boots; -ifar: to make b.s; -vend-erio: b.-selling establ.; -form-iz-ilo: b. tree, -last; -des-met-ilo, bot-tir-ilo: b.jack; laco- -eto: laced shoe; laco di -o: boot-lace; paro de -i: a pair of b.s. Def.: Boto kontenas la gambo, e boteto kontenas l'infra gambo. IV-101. — EFRS
botanik-o: botany; -ala gardeno: botanical garden; -isto: botanist. — DEFIRS
botaniz-ar: (intr.) to botanize, herborize. Def.: Kolektar por la botanikal studio (ne praktikar o studiar la botaniko); III-169. — DEFIRS
botel-o: bottle; -eto: small b. (for drugs, etc.); -ego (grosa): carboy; -fak-aro: bottle-rack; (fig.) wine-bin. V. exp.: Flakono esas mikra botelo, kun stopilo generale vitra o metala. Fialo esas mem min granda, kun streta kolo (boko), quale on uzas precipue por farmacial liquidi; II-645. — DEFIRS
botulism-o: (2001) botulism. — EFIRS
bov-o: a beef; bull, cow, ox; -ulo: bull, ox; -ino: cow; -yuno: calf; -yun-ino: heifer; -karno: beef, meat; -eyo, -stablo: cattle stall or stable; -gardisto, -duktisto: cowherd, drover; -ala: bovine; -o-feko: cow-dung; -o-lumbo: sirloin; laktifanta, lakto- -ino: milch-cow. — EFIS
box-ar: (tr.) to box; -anto, -ero: boxer; -isto: pugilist; -uro: boxing-blow; -o-gant-(eg)o: boxing-glove; -o-kombat-o: boxing-match. — DEFR
boy-o: (nav.) buoy; -ego: large buoy; bollard; salv- -o: life buoy. — DEFIRS
boyar(d)-o: (title) boyar(d). — DEFIRS
brac-o: (nav.) brace of a yard; -agar: to brace (a rope of a yard). — DEFIS
bracelet-o: bracelet. — DEFIRS
brach-o: (knee-) breeches, knickerbockers (cf. pantalono); -izar: to but b. on; sen- -igar, des- -izar: to take b. off; -if-isto: b. maker; -junt-uro: flat of b. — EFIS
bradip-o: (zool.) bradypus: the sloth. — EFIS
brak-o: brach-hound; Def.: Speco di chas-hundo, rezapila e oreli pendanta. — DEFIS
braki-o: arm (anat. and fig. as a. of sea); -ala: brachial; -edo: armful; -umo: brassard, armlet (to show function or office); -o-truo: a.hole; ye -o-disto: at arm's length; kun -i inter-plektita: a. in a. — DEFIS