forward: see forth; (ad-)avan-a, -e; avanc-e; (goods) expediar; (trans-)sendar (go f.) (intr.) hast-ar, (tr.) -igar; avan-irar; avancar; (presumptuous) prezunt-oza, -ema; (early) frua; (interj.) avancez!; from now f.: de nun; f.ing agent: expedio-komision-isto.
fossil: fosil-o; -a, ala; ize: -igar, -eskar.
foster: alimentar; nutrar; protektar; developar; favorar; f.-brother: alakto-frat-ulo; -ing: protekt-anta, -iva, -ema.
foul: (nav.) abordar (acidente); (of ropes) intrikar; inter-mixar; (of persons) inter-shokar; (make filthy) sordid-egar, -eskar; kras-izar; kontaminar, polutar.
foul: (adj.) (dirty) sordida; kras-oza; (abominable) abomininda; sham-ig-anta; obcena; mala; (water, etc.) fang-oza; trubl-ata; (wind) kontrea; (air) ne-pura; (play) fraud-(ad)o; mala stroko (ad ulu); perfid-ajo; abomininda ag-(ad)o; to fall f. of: des-pac-eskar (kun); des-konkordar (kun).
foulard: fulardo.
found: (establish) fondar; (assertions, reasons) apogar; (cast metal) gisar.
foundation: (groundwork) fundamento; (cf. fond-ajo, bazo); (founding) fond-(ad)o; (of a scholarship) stipendio; to lay the f.: fundament-izar.
founder: (nav.) dronar, sinkar (a fundo); (horses) (intr.) kurbaturar; (of metal) gis-isto, -ero.
foundry: gis-erio; fuz-erio.
fount: see font.
fountain: fonteno; f.-pen: fonten-plumo.
four: quar; f.-cornered, -square, -angled: quadri-angula; f. fold: quar-opla; f. o’clock: (bot.) nokto-marvelo; to go on all f.s: marchar per quar pedi; f. score: oka-dek.
fourteen: dek-a-quar.
fourth: (ordinal) quar-esma, (fraction) -ima, -imo; (mus.) quarto.
fowl: pultr-o, -uno; han-o, -aro; ucel-o, -aro; wild f.: plum-vildo.
fowler: ucel-kapt-isto, -ero; vild-kapt-isto, -vendisto.
fowling-piece: ucel-fus-ilo; chas-fusilo.
fox: fox-o; f. hunter: foxo-chas-isto, -ero; dog-f.: fox-hundo.
foxglove: digitalo.
foxy: (fig.) ruz-oza, -ema.
foyer: foyero.
fraction: fraciono; to divide into f.s: -igar.
fractious: ne-docila, mal-humor-a.
fracture: rupt-uro, -ar; compound f.: -uro komplik-ita.
fragile: (also fig.) frajila (cf. delikata).
fragment: fragmento (cf. eskombro, rupt-peco); to reduce to f.s: -igar (ulo); -ary: -a, -ala.
fragrance: parfumo (cf. aromo).
fragrant: parfum-oza, bon-odor-anta, -oza; (artificially) parfum-iz-ita.
frail: (things) frajila; (persons) febla; debila; -ty: (phys., moral) frajil-eso; (health) debila; kaduka.
frame: (form) formacar; (put in a f.) en-kadr-igar, -izar; (formulate) formul-igar, -izar.
frame: (n.) (f.work as of a machine, a wagon) framo; (as of a picture) kadro; (scaffold) eshafodo; (bldg., ship) trab-aro; (cf. cirkum-ajo; korpo; strukturo); f. of mind: mentala stando.
franc: (money) franko.
franchise: vot-yuro.
Franciscan: franciskano.
francolin: frankolino.
frangipane: frangipano.
frank: (prepay postage) afrankar.
frank: (adj.) sincera, honesta, kandida, sen-artifica; (cf. apertita, libera, sen-jena, ne-cel-ita).
frankincense: olibano (cf. incenso).
frantic: frenezi-oza, dementa; fola; delir-atra, -ema.
fraternal: frat-ala, -atra.
fraternity: (brotherliness) frat-eso; (society) kun-frat-aro, societo.
fraternize: frat-eskar (kun).
fratricide: frat-ocid-o, (person) -anto, -into; -dal: -anta.
fraud: (act) fraud-(ad)o; (cf. dolo; trompo); (person) (defrauder) fraud-anto, -ero; -ulent: -a, -oza.
fraught: charj-ita.
fray: kombato, konflikto, batalio.
fray out: franj-igar, -eskar; lacerar.
freak: kaprico; (of nature) fantazio, -ajo natur-ala; persono deform-ita; monstro; -ish: kapric-oza, -ema.
freckle: lentigino, (v.) -igar, -eskar; -d: -oza.
free: liber-igar, -eskar; des-inkombrar, des-intrikar.
free: (adj.) liber-a, (person) -o, -ulo, -ino; (cf. prefix sen-; quita; gratuita, sen-paga; afrank-ita; sen-imposta, imuna); f. will: arbitrio; f. trade: libera kambio; f. thinker: libera pens-ero.
freebooter: pirato; marod-ero, -isto.
freeborn: libere nask-inta.
freedom: libereso.
freehold: libera (od, imuna) tereno (od, domeno), od, posed-ajo.
freemason: framasono.
freestone: (cut rock) quadro.
freeze: (intr.) frostar; (tr.) -igar; (become, make ice) glaci-eskar, -igar; (solidify) (tr., intr.) konjelar; solid-eskar, -igar; a hard f.: forta frosto; a f.ing rain: frosto-pluvo.
freight: (charter) fretar; (lade) charjar; (n.) karg-ajo; f. cost: freto-pago, -preco; f. car: (covered) var-vagono; (open) truko.
French: Franca.
frenzied: frenezi-oza, -ema; delir-anta, -ema, -atra.
frenzy: frenezio; a fit of f.: aceso di -o.
frequent: frequentar; (adj.) frequa, ofta; (road, etc.) frequent-ata, -ita.
fresco: fresk-o; to f.: freske piktar.