speak: (intr.) (talk) parolar (pri); (s. something) dicar (ulo, pri); (cf. diskursar; expresar; proklamar, advokar, konversar); to s. the truth: dicar la ver-ajo; to s. up or out: parolar (plu-)laute; to s. French: parolar France (od, la Franca); French s.n here: hike la Franca parol-esas; so to s.: tale dicar; to s. ill of: dicar mal-ajo pri ulu; maldicensar; -er: parol-anto, -ero; oratoro; diskurs-anto, -ero; (cf. lektoro); (of a parliament) prezidanto, -ero; -ing: parolado; diskurso; (in college) deklamo; -ing trumpet: parol tubo (cf. akustik-ala tubo); -ing tube: (in houses) voco-kondukt-ilo.
spear: lanc-o (cf. javelino; dardo; harpuno; spis-ego); (v.) perforar kun lanco, lanc-agar (ulu).
special: spec-ala; (particular, peculiar) partikulara (cf. extraordinara, rara, remark-inda); -ist: spec-al-isto; -ity: (quality) spec-al-eso; (object) spec-al-ajo; -ize: (adopt a speciality) spec-al-igar (ulo, su) (cf. distingar, karakter-izar); -ly: specale; (particularly) partikulare; (principally) precipue, chefe.
specie: (metala) monet-o, -aro; to pay in s.: pagar per moneto.
species: speco (de) (cf. genero, sorto, qualeso).
specific: (medicine, physics) specifika, (n.) -o; (s. name, instructions, statement, etc.) spec-ig-iva, partikulara; preciza, explicita; -ally: precize.
specification: spec-ig-o, -uro, karakter-iz-o, -uro (spec-ig-ata); (of inventions) deskripto, -uro; (estimate of outlay) pre-etato.
specify: spec-igar; precize definar o distingar o karakter-izar.
specimen: specimeno (cf. modelo).
specious: bon-, ver-sembl-anta, versimila; tromp-inta, -iva.
speck: (small spot, blotch) makul-eto; (dot) punto; (particle) partikulo.
speckled: makul-et-iz-ita (koloro); (motley) bunta.
spectacle: (theater, theatre, etc.) spektaklo; (thing seen) vid-ajo, spekt-ajo.
spectacles: orel-binoklo.
spectacular: spektakl-ala, -atra, teatrala, -atra; dramat-ala, -atra.
spectator: spekt-anto, -ero, regard-anto; (one present at) asist-anto; merely a s.: kom nura spekt-anto.
specter, spectre: fantomo; -tral: -a, -ala, -atra.
spectroscope: spektroskopo.
spectroscopy: spektroskopio.
spectrum: spektro.
speculate: (all senses) spekular (pri); -tion: -(ad)o; (theory) teori-(ad)o; -tive: (com.) spekul-anta, -ema; (theoretical) teori-ala; -tive person: teori-ema, -isto (philosophical); (finan.) spekul-anto, -ero.
speech: (speaking) parolado; (oration) diskurso; (language) linguo, idiomo; figure of s.: retorik-ala figuro, tropo; parts of s.: vorto-speci; maiden s.: debuto-diskurso; to be slow of s.: parolar lente o ne-facile; extempore s.: diskurso improviz-ita; such s. is improper: tala parolo esas ne-dec-anta, (wrong; esas ne-juste); -ify: (intr.) diskurs-adar, -achar; -less: sen-parola (cf. muta, tacanta).
speed: (hasten) acelerar (ulo); hast-igar; (plu-)rapid-igar; expediar haste; God s. you: Deo prosper-igez vu! Deo gard-ez vu! mea bon-deziri por vu! bona fortuno!
speed: rapideso (cf. ajileso; hasto; diligent-eso); at full s.: maxim rapide, rapid-ege; -y: (fast) rapida; (immediate) quika; (soon) balda.
speedometer: takimetro.
speedwell: veroniko.
spell: (name the letters) espelar (words); (to write with the proper letters) korekte skribar, espelar korekte; (charm) sorcar; (take the place of a person) remplasar, laborar vice altru; (rest) grantar repozo, repoz-igar (ulu); s. out: (a secret writing) dechifrar; this s.s ruin: co esas ruino kompleta; to s. in full: skribar kun omna literi.
spell: (enchantment) sorco, charmo, facin-o, -eso; (of work) labor-periodo; repoz-tempo; to cast a s. on: sorcar (ulu); s.bound: sorc-ita; -er: espel-anto; (book) espel-libro; -ing: espel-ado, ortografio.
spelt: (bot.) spelto.
spelter: zinko.
spencer: (jacket) spencero.
spend: (money, strength) spensar; (waste) prodigar, disipar; (exhaust, consume) exhaustar, konsumar; (time) pasar.
spendthrift: prodig-anto, -ero; (pekunio-)disipanto, -ero, -emo.
spent: (of bullets) mort-ina; (exhausted) exhaust-ita; the day was s.: la jorno esis pas-ata (en).
sperm: (animal seed) spermo; (spawn) frayo; s.-candle: spermacet-bujio; s.-oil: balen-oleo; s.-whale: kashaloto.
spermaceti: spermaceto.
spermatocyte: spermatocito.
spermatogenesis: spermatogenezo.
spermatogonium: spermatogonio.
spermatophore: spermatoforo.
spermatorrhea: spermatoreo.
spermatozoid, spermatozoon: spermatozoido.
spermine: spermino.
sphacelus: sfacelo.
sphenoid: sfenoid-a, -o, -o-osto.
sphere: (geom.) sfero; (fig.) domeno, regiono, fako; (of action) feldo.
spherical: sfer-a, -ala, -atra.
spheroid: sferoido.
spherometer: sferometro.
sphincter: sfintero.
sphinx: sfinxo.
spice: (also fig.) spic-o, -izar (ulo) (cf. kondimento, piklo); -cy: spic-oza; aromat-oza; a s.y novel: romano spic-oza; a s. seller: spico-vend-isto.
spick and span: net-ega; brilanta; tote nova.
spider: arane-o; -web: -reto, -telo.
spigot: (ligna) stopo-stifto; stop-il-eto.
spike: (pointed end) pinto; (of corn, of grain) spiko; (large nail) klov-ego; marlin-s.: splis-ilo; to s.: (nail) klov-eg-agar; (a gun) klov-stopar.
spikenard: nardo (Indiana).