7-letter words starting with O
Embark on a linguistic journey with words that begin with the letter O. This section showcases how O at the start shapes the identity and sound of various words. From commonly used terms to rare finds, explore the diverse range of words that start with O, enriching your vocabulary and appreciation for language.
- outside 8
- officer 15
- opinion 9
- opening 10
- ordered 9
- obvious 12
- offense 13
- operate 9
- observe 12
- opposed 12
- organic 10
- obliged 11
- oneself 10
- orleans 7
- offence 15
- octopus 11
- outcome 11
- overall 10
- obscene 11
- orderly 11
- overdue 11
- onstage 8
- obscure 11
- ominous 9
- onwards 11
- outline 7
- outrage 8
- ongoing 9
- outdoor 8
- orchard 13
- oatmeal 9
- outlook 11
- outcast 9
- optical 11
- oversee 10
- overrun 10
- odyssey 14
- outward 11
- ostrich 12
- outpost 9
- outlive 10
- overdid 12
- obesity 12
- overlap 12
- outback 15
- orbital 9
- ovation 10
- origami 10
- oddball 11
- offside 14
- ottoman 9
- optimum 13
- oeuvres 10
- outdone 8
- optimal 11
- oregano 8
- obelisk 13
- oceanic 11
- oppress 11
- ourself 10
- orifice 12
- osmosis 9
- obverse 12
- omitted 10
- ovarian 10
- outrank 11
- overtly 13
- overlay 13
- opulent 9
- oblique 18
- oedipal 10
- offbeat 15
- offhand 17
- omicron 11
- oversaw 13
- outgrow 11
- overact 12
- oneness 7
- onerous 7
- overfed 14
- outlast 7
- oratory 10
- onshore 10
- overran 10
- ovulate 10
- opossum 11
- oracles 9
- outgrew 11
- offload 14
- onetime 9
- oversea 10
- octagon 10
- oddness 9
- outcrop 11
- overeat 10
- orbiter 9
- obviate 12
- overage 11
- omnibus 11
- overuse 10
- oration 7
- outtake 11
- outflow 13
- outwith 13
- orangey 11
- ousting 8
- outrace 9
- oarsman 9
- oilskin 11
- oldster 8
- outpace 11
- outmost 9
- overpay 15
- organon 8
- outdrew 11
- oculist 9
- outstay 10
- oxidant 15
- opacity 14
- outface 12
- outswim 12
- outgrin 8
- oersted 8
- oftener 10
- oldness 8
- onanist 7
- oneiric 9
- outtalk 11
- outwork 14
- overbid 13
- operant 9
- oxidize 24
- ossuary 10
- oakleaf 14
- oaklike 15
- oakling 12
- oakmoss 13
- oakwood 15
- oarfish 13
- oariest 7
- oarlike 11
- oarlock 13
- oarsmen 9
- oarweed 11
- oatiest 7
- oatlike 11
- obconic 13
- obdured 11
- obeahed 13
- obeches 14
- obeisms 11
- obelias 9
- obelion 9
- obelise 9
- obelism 11
- obentos 9
- obesely 12
- obesest 9
- obeyers 12
- obiisms 11
- obitual 9
- objects 18
- objured 17
- objures 16
- oblasti 9
- oblasts 9
- obligee 10
- obliger 10
- obliges 10
- obligor 10
- oblongs 10
- obloquy 21
- oboists 9
- obolary 12
- obovate 12
- obovoid 13
- obsequy 21
- obsigns 10
- obtunds 10
- obtuser 9
- obverts 12
- ocarina 9
- occiput 13
- occlude 12
- oceanid 10
- ocellar 9
- ocellus 9
- oceloid 10
- ocelots 9
- ochered 13
- ochreae 12
- ochreas 12
- ochrier 12
- ochring 13
- ochroid 13
- ochrous 12
- ocicats 11
- ocreate 9
- octadic 12
- octanol 9
- octants 9
- octapla 11
- octaval 12
- octaves 12
- octavos 12
- octette 9
- octetts 9
- octofid 13
- octopod 12
- octrois 9
- octuors 9
- octuple 11
- octuply 14
- oculars 9
- oculate 9
- odalisk 12
- odaller 8
- oddment 11
- oddsman 11
- oddsmen 11
- odonata 8
- odonate 8
- odontic 10
- odorant 8
- odorate 8
- odorful 11
- odorise 8
- oestrin 7
- oestrum 9
- oestrus 7
- offcast 15
- offcuts 15
- offends 14
- offered 14
- offeree 13
- offerer 13
- offeror 13
- offices 15
- offline 13
- offpeak 19
- offputs 15
- offramp 17
- offscum 17
- offsets 13
- offtake 17
- ogdoads 10
- oghamic 15
- oglings 9
- ogreish 11
- ogreism 10
- ogrisms 10
- ohmages 13
- oidioid 9
- oikists 11
- oilbird 10
- oilcamp 13
- oilcans 9
- oilcups 11
- oilhole 10
- oiliest 7
- oillets 7
- oilnuts 7
- oilpans 9
- oilseed 8
- oilways 13
- oinking 12
- oinomel 9
- okaying 15
- okimono 13
- oldened 9
- oldwife 14
- olearia 7
- oleates 7
- olefine 10
- olefins 10
- oleines 7
- olestra 7
- olfacts 12
- olicook 13
- oligist 8
- olingos 8
- olitory 10
- olivary 13
- olivers 10
- olivets 10
- olivine 10
- ollamhs 12
- ologies 8
- ologist 8
- ologoan 8
- oloroso 7
- olycook 16
- olykoek 18
- omelets 9
- omening 10
- omental 9
- omentum 11
- omertas 9
- omikron 13
- omitter 9
- ommatea 11
- omneity 12
- omniana 9
- omniety 12
- omnific 14
- omniums 11
- omphali 14
- onagers 8
- onanism 9
- onbeats 9
- onboard 10
- oncogen 10
- oncomes 11
- oncosts 9
- ondatra 8
- ondines 8
- ondings 9
- onefold 11
- onerier 7
- oologic 10
- oolongs 8
- oomiack 15
- oomiacs 11
- oomiaks 13
- oompahs 14
- oophyte 15
- ooralis 7
- oorials 7
- ooriest 7
- oosiest 7
- oosperm 11
- oospore 9
- ozonous 16
- ooziest 16
- opacify 17
- opacous 11
- opaline 9
- opaqued 19
- opaquer 18
- opaques 18
- opcodes 12
- openers 9
- openest 9
- operand 10
- operons 9
- operose 9
- ophitic 14
- ophiura 12
- opiated 10
- opiates 9
- opining 10
- opioids 10
- oporice 11
- oppidan 12
- opposer 11
- opposes 11
- oppugns 12
- opsonic 11
- opsonin 9
- optants 9
- optimes 11
- options 9
- opuntia 9
- opuscle 11
- oquassa 16
- oraches 12
- oracies 9
- oracled 10
- oralism 9
- oralist 7
- orality 10
- oranger 8
- oranges 8
- orarian 7
- orarion 7
- orarium 9
- orating 8
- orators 7
- oratrix 14
- orature 7
- orbiest 9
- orbitas 9
- orbited 10
- orbless 9
- orblike 13
- orceins 9
- orchats 12
- orchels 12
- orchids 13
- orchils 12
- orcines 9
- orcinol 9
- ordains 8
- orderer 8
- ordinal 8
- ordinar 8
- ordinee 8
- ordines 8
- ordures 8
- oreades 8
- orebody 13
- orectic 11
- oreides 8
- oreweed 11
- orexins 14
- orfrays 13
- organdy 12
- organum 10
- organza 17
- orgasms 10
- orgeats 8
- orgiast 8
- orgones 8
- oriency 12
- orients 7
- origane 8
- origans 8
- origins 8
- orihous 10
- orioles 7
- orishas 10
- orisons 7
- ormolus 9
- ornater 7
- ornises 7
- orogens 8
- orogeny 11
- oroides 8
- orology 11
- oropesa 9
- orotund 8
- orphans 12
- orphism 14
- orphrey 15
- orpines 9
- orraman 9
- orramen 9
- orrices 9
- orrises 7
- orthian 10
- orthros 10
- ortolan 7
- oscheal 12
- oscines 9
- oscular 9
- oscules 9
- osculum 11
- osetras 7
- osiered 8
- osmates 9
- osmatic 11
- osmiate 9
- osmious 9
- osmiums 11
- osmolal 9
- osmolar 9
- osmoles 9
- osmosed 10
- osmoses 9
- osmotic 11
- osmunda 10
- osmunds 10
- ospreys 12
- osseins 7
- osselet 7
- osseous 7
- osseter 7
- ossetra 7
- ossicle 9
- ossific 12
- ostents 7
- osteoid 8
- osteoma 9
- ostiary 10
- ostiate 7
- ostiole 7
- ostlers 7
- ostmark 13
- ostoses 7
- ostosis 7
- ostraca 9
- ostraka 11
- otalgia 8
- otalgic 10
- otaries 7
- otarine 7
- othered 11
- otocyst 12
- otolith 10
- otology 11
- ottavas 10
- ottered 8
- ouabain 9
- ouakari 11
- ouching 13
- oughted 12
- ougiyas 11
- ouglied 9
- ouglies 8
- ouguiya 11
