2-letter words
ox
3-letter words
box, cox, fox, gox, lox, oxo, oxy, pox, sox, vox
4-letter words
boxy, coxa, doxy, foxy, moxa, oxen, oxes, oxid, oxim
5-letter words
boxed, boxer, boxes, coxae, coxal, coxed, coxes, detox, doxie, epoxy, foxed, foxes, goxes, loxed, loxes, moxas, moxie, oxbow, oxeye, oxide, oxids, oxime, oxims, oxlip, oxter, phlox, poxed, poxes, proxy, redox, toxic, toxin, unbox
6-letter words
alkoxy, anoxia, anoxic, bollox, boxcar, boxers, boxful, boxier, boxing, cowpox, coxing, dioxid, dioxin, doxies, ethoxy, foxier, foxily, foxing, hatbox, hotbox, icebox, loxing, lummox, moxies, outbox, outfox, oxalic, oxalis, oxbows, oxcart, oxeyes, oxford, oxides, oxidic, oximes, oxlips, oxtail, oxters, oxygen, pegbox, peroxy, poxing, teabox, toxine, toxins, toxoid, volvox
7-letter words
alloxan, anoxias, bandbox, boombox, boxcars, boxfish, boxfuls, boxhaul, boxiest, boxings, boxlike, boxwood, cashbox, coalbox, coxalgy, coxcomb, coxitis, detoxed, detoxes, digoxin, dioxane, dioxide, dioxids, dioxins, epoxide, epoxied, epoxies, epoxyed, equinox, ethoxyl, feedbox, firebox, flummox, fowlpox, foxfire, foxfish, foxhole, foxiest, foxings, foxlike, foxskin, foxtail, foxtrot, gearbox, hellbox, hydroxy, hypoxia, hypoxic, indoxyl, jukebox, lockbox, mailbox, methoxy, noxious, oxalate, oxazine, oxblood, oxcarts, oxfords, oxheart, oxidant, oxidase, oxidate, oxidise, oxidize, oxtails, oxyacid, oxygens, oxymora, oxyphil, oxysalt, oxysome, oxytone, paradox, peroxid, phenoxy, phloxes, pillbox, postbox, princox, proxies, proximo, redoxes, saltbox, sandbox, soapbox, sonovox, toolbox, toxemia, toxemic, toxical, toxines, toxoids, trioxid, unboxed, unboxes, woodbox, workbox
8-letter words
acetoxyl, alloxans, amphioxi, anatoxin, anoxemia, anoxemic, biotoxin, bolloxed, bolloxes, boxberry, boxboard, boxhauls, boxiness, boxthorn, boxwoods, breadbox, carboxyl, cowpoxes, coxalgia, coxalgic, coxcombs, coxswain, detoxify, detoxing, digoxins, dioxanes, dioxides, doxology, epoxides, epoxying, ethoxies, ethoxyls, exotoxic, exotoxin, foxfires, foxglove, foxholes, foxhound, foxiness, foxskins, foxtails, foxtrots, gloxinia, hatboxes, horsepox, hotboxes, hydroxyl, hypoxias, iceboxes, indoxyls, lummoxes, matchbox, methoxyl, monoxide, naloxone, nontoxic, orthodox, ototoxic, outboxed, outboxes, outfoxed, outfoxes, oxalated, oxalates, oxalises, oxazepam, oxazines, oxbloods, oxhearts, oxidable, oxidants, oxidases, oxidasic, oxidated, oxidates, oxidised, oxidiser, oxidises, oxidized, oxidizer, oxidizes, oxpecker, oxtongue, oxyacids, oxygenic, oxymoron, oxyphile, oxyphils, oxysalts, oxysomes, oxytocic, oxytocin, oxytones, paroxysm, pegboxes, peroxide, peroxids, poxvirus, protoxid, proxemic, proximal, pyroxene, saucebox, siloxane, smallpox, snuffbox, soundbox, suboxide, sweatbox, swinepox, teaboxes, tetroxid, thyroxin, toxaemia, toxaemic, toxemias, toxicant, toxicity, trioxide, trioxids, unboxing, volvoxes