arch: (noun) (geom., arch.) ark-o; (verb) -igar; (rougish) petul-et-anta, -atra; malic-atra, gaya.
arch-: (see prefix arki-).
archaic: arkaik-a, arkaism-ala; (object) -ajo; (of speech) arkaism-ema.
archaism: (speech) arkaism-o.
archangel: arki-anjelo.
archbishop: arki-episkopo.
archchancellor: arki-kanceloro.
archdeachon: arki-diakono.
archduke: arki-duko.
archduchy: (estate) arki-dukio; (office) -duk-eso.
archeologist: arkeolog-o.
archeology: arkeologio.
archer: (arm-)ark-isto, -ero; -y: ark-paf-ado.
archetype: prim-tipo.
archil: orselo.
archimandrate: arkimandrito.
archipelago: arkipelago.
architect: arkitekt-o.
architecture: arkitekturo; -al: -ala.
architrave: arkitravo.
archives: arkiv-i.
archivolt: arkivolto.
archon: arkonto.
archpriest: arki-sacerdoto.
archway: ark-iz-ita o vult-iz-ita en-ir-eyo; portalo.
Arctic: arktik-a, -o.
ardent: ardor-anta, -oza; brul-anta; to be a.: (intr.) ardorar; to make a.: ardor-igar (ulu, ulo); a. spirits: alkohol-aji.
ardor: ardoro, fevoro.
arduous: ardua.
are: (metric) aro = 0,0247 acre.
area: (surface measurment) areo; (tract) areo, ter-spaco, regiono; (fore-court) basamento, -ala korto.
areca: (nut) arek-o, (palm) -iero.
arena: areno.
arenaceous: sabl-oza, -atra.
areola: areolo.
areometer: aerometro.
areometry: aerometrio.
areopagus: aeropago.
Argand-lamp, -burner: Argand-lampo, -brul-ilo, kombust-ilo.
argent: arjento, -ala, -atra; -iferous : -oza, -atra, -ea.
argentan: (German silver) arjentano.
argillaceous: argil-a, -oza, -atra.
argol, argal: kruda tartaro.
argon: argono.
Argonaut: argonauto.
argot: slango.
argue: (intr.) argumentar; (gen. and jur.) pledar; arguable: -ebla.
argument: argument(ad)o.
Argus: “argus”.
aria: kansono; melodio; ario.
arid: arid-a; -ity: -eso.
aright: juste; sen eroro.
arise: (ascend) (tr., intr.) acensar; alt-eskar, (get up) levar su, stac-eskar; (originate) (intr.) naskar; (tr., intr.) komencar; (tr., intr.) rezultar; (happen) (intr.) eventar ; (emerge) (intr.) emersar; (intr.) aparar.
aristocrat(ic): aristokrat-a, -(ul)o.
aristolochia: aristolokio.
Aristotelian: Aristotel-ana, -ala.
arithmetic: aritmetiko.
arithmomancy: aritmomancio.
arithmometer: aritmografo.
ark: archo (Noah’s); a. of the covenant: archo di kontrato.
arm: (part of body and fig.) brakio; (weapon) armo; (firearm) paf-ilo, -armo; (branch of the army) arm-speco; with a.s folded: kun brakii kruc-um-ita; with open a.s: kun brakii apertita; a. in a.: brakii inter-plekt-ita; at a.‘s length: ye brakio-disto; to manufacture a.s: arm-ifar; under a.s: arm-iz-ita; esar pronta por kombato; small a.s: (kun-)port-ebla armi; side a.s: flanka armi (cf. sword); by force of a.s: per koakto di armi; to take up a.s: prenar armi; to lay down a.s: depozar la armi; down a.s!, ground a.s!: abasez la armi! shoulder a.s!: portez armi! in a.s: armi en manui; fore a.: avan-brakio.
arm, to: arm-izar; a.ed from head to foot: arm-iz-ita de kapo a pedi; a.ed force: arm-izita trupo.
armada: (militala) nav-aro, floto.
armadillo: armadilo.
armament: arm-iz-o, -uro; arm-equip-o, -uro.
armature: armaturo.
arm-chair: stulego; (rocking) stulego ocil-anta; (cushioned) berjero.
armful: braki-edo.
arm-hole: brakio-truo.
amistice: armistico.
armless: sen-brakia; sen-arma.
armlet: (brassard) braki-umo.
armor: (for persons: coat of mail) hom-arm-aro; (a plate, for ships, etc.) kuraso; to a. : (persons) hom-arm-izar; (ships, etc.) kuras-izar.
armorial bearings: blazono.
armorer: arm-ifisto, -vendisto.
amory: arm-if-eyo, arsenalo.
arm-pit: axelo.
arms: (weapons) arm-aro; coat of a.s: blazono; brother in a.s: armo-frato ; (cf. arm).
army: armeo; a. corps: armeo-korpo; a. of 30,000 men: armeo de triadek mil soldati; celestial a.: ciel-ala armeo.
arnica: arniko.
aroma: (flavor, smell) aromo.
aromatic: arom-ala, -oza; (substance) aromat-o; -a, -atra, -oza.
around: (prep., adv.) cirkum, -e; to go a.: cirkum-irar; (to surround) cirkondar; to turn a.: (gen.) (tr., intr.) turnar; (on its own axis) (intr.) rotacar; (on a point outside of its own body) jirar.
arouse: (awake) vek-igar; (stir up) incitar.
arpeggio: arpejo; to play a.s: (intr.) arpejar.
arquebus: arkabuzo.
arrak: arako.
arraign: akuzar; sumnar od asignar (ulu) avan tribunalo; (prosecute) persequar.
arrange: aranjar, dispozar, (ri-)ordinar; a. to meet me: aranjez vu por renkontrar me; -ment : (gen.) aranj-o, -eso, -uro.
arrant: extraordinara, infama, vera, perfekta, absoluta.
array: (order) ordinar, dispozar, aranjar; (dress) vest-izar; (exhibit) expozar, (tr., intr.) paradar.
arrears: tarda o ne-pagita deb-ajo; in a.: tard-esk-inta (pri, por ulo); (become in) tard-eskar.
arrest: (legal) arestar; kaptar; (stop) halt-igar; fixigar (the attention); to be a.ed, be under a.: arest-esar; (noun) aresto, -eso; warrant for an a.: aresto-impero; a.ed person: arest-ato, -ito.
arris: aristo.
arrive: (intr.) arivar, (intr.) par-venar (ad); (attain) atingar.
arrogance: arog-o, -emeso; superb-eso; -gant : aroganta, -ema; superba.
arrogate: arogar (ulo ad su).
arrondissement: distrikto.
arrow: flecho; a.head: flecho-pinto; (bot.) sagitario.
arrowroot: aroruto.
arse: kulo.