Words: O
Words
oakoastoathobeliskobeseobeyobfuscateobitobjectobjurgationoblationobligeobliterateoblivionobliviousoblongoboeobolusobscureobscurityobsequiousobserveobstacleobstreperousobtainobtuseobviousoccasionoccultoccupyoccuroceanoceanicochlocracyochreoctaveoctoberoctogenarianoctroiocularoddodeodiousodiumodouroenologyoesophagusoffendofferofficeoffspringogeeogleogreoilointmentoldoleaginousoleasterolfactoryoligarchyoliooliveomegaomeletominousomnipotentomnivoreomnivorousonerousonionontologyonyxoologyoozeopalopaqueopenoperaophidianophthalmologyopinionopportuneopposeoppositeoppressopprobriousoptoptativeopticopticianoptimistoptimumoptionopulentoracleoraloratororbitorchardorchestraordainordealorderordinanceordinaryordureoreorganorganismorganizeorientorificeoriflammeoriganoriginoriginalorioleorisonorleornamentornateornithologyorogenyorphanorpimentorrisorthodontistorthodoxorthographyorthopaedicortolanoscillateosculateosierosmiumospreyostentationosteopathostracizeostrichotitisotterottomanouseloutlawoutrageovalovationovenovercomeoverleapoverreactoverrideoverseeoversetovertoverweeningovineovumowloxygenoxymoronoyeroyster
Roots
obedireobeliskosobiectareobitusobiurgationemoblationemoblīvīscor, oblītusoblongusoboeobolosobscūrus, -a, -umobsequiosusobstaculumobtinereobtususocculō, -ereoccupareoccurrereὄχλοςōchraoctōoculusoddiᾠδήōdī; odium, -īodor, -ōrisὁδόςὀδούς, ὀδόντοςὀδύνηofofdiineofenofercumanoferhleapanoferridanofersēonofersettanoferwenianofferreofficiumofspringogroþohtοἶκοςοἶνοςὠκεανόςoleumolfaciō, -ereὀλίγοςolivaollaὅλοςōmen, -inisomnis, -eon anὤν, ὄντοςonbæcondrǣdanonforanonliconmangὄνομα (ὄνυμα)onus, onerisὄνυξ, ὄνυχοςoogenᾠόνopācus, -a, -umopalusopenoperaὄφιςὀφθαλμόςopīnor, -ārīopposeroppositusopprobriumops, opis; cōpiaoptativusὀπτικός; ὄψιςoptimusoptōopus, operisoraὥραorateurorationemorbis, -isὀρχήστραordālordinantiaordinareordinariusordinemōrdō, -inisorduὄργανονorificiumoriganonoriginorior, ortusþornὄρνις, ὄρνιθοςōrnō, ōrnāreōrō; ōs, ōrisὄροςὡροσκόποςὀρφανόςort + geardὀρθόςōscillum, -īōsculum, -īosierὀσμήossifragaostentationemὀστέονostiariusὄστρακονostreonOthmanōtium, -īotorotroierouationemovis, -isōvum, -īὀξύςοὐρανόςοὖς, ὠτός