4-letter words starting with O

4 Letter Words Starting With O

Every 4 letter word starting with O - 107 of them, ready for Scrabble, Words With Friends and crosswords. The full list is below; add any letters you already know to narrow it instantly.

Filter by a second known letter or a pattern to zero in on the four-letter word you need, and tap any word for its meaning.

From the makers of this tool

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4 Letter Words Starting With O

All 107 four-letter words starting with O. Tap any word for its meaning; use the finder to filter by the letters you already know.

Highest-scoring picks

More 4-letter words starting with O (107 in total - use the finder above for every one)

  • Oafs
  • Oaks
  • Oars
  • Oast
  • Oath
  • Oats
  • Obes
  • Obey
  • Obia
  • Obis
  • Obit
  • Oboe
  • Obol
  • Ocas
  • Odds
  • Odea
  • Odes
  • Odic
  • Odor
  • Odyl
  • Ofay
  • Offs
  • Ogam
  • Ogee
  • Ogle
  • Ogre
  • Ohed
  • Ohia
  • Ohms
  • Oils
  • Oily
  • Oink
  • Okas
  • Okay
  • Okeh
  • Okes
  • Okra
  • Olds
  • Oldy
  • Olea
  • Oleo
  • Oles
  • Olio
  • Olla
  • Omen
  • Omer
  • Omit
  • Once
  • Ones
  • Only
  • Onto
  • Onus
  • Onyx
  • Oohs
  • Oops
  • Oots
  • Ooze
  • Oozy
  • Opah
  • Opal
  • Oped
  • Open
  • Opes
  • Opts
  • Opus
  • Orad
  • Oral
  • Orbs
  • Orby
  • Orca
  • Orcs
  • Ordo
  • Ores
  • Orgy
  • Orle
  • Orra
  • Orts
  • Oryx
  • Orzo
  • Osar
  • Oses
  • Ossa
  • Otic
  • Otto
  • Ouch
  • Ouds
  • Ouph
  • Ours
  • Oust
  • Outs
  • Ouzo
  • Oval
  • Oven
  • Over
  • Ovum
  • Owed
  • Owes
  • Owls
  • Owns
  • Owse
  • Oxen
  • Oxes
  • Oxid
  • Oxim
  • Oyer
  • Oyes
  • Oyez
From the makers of this tool

Love words? You'll love Decode.

Crack hidden phrases symbol-by-symbol, climb the Temple Ascent, and race the daily cipher. Hand-crafted puzzles, no ads.

Free on the App Store · iPhone & iPad · No ads.

Decode gameplay - decoding a hidden phrase

Frequently asked questions

How many 4 letter words start with O?

There are 107 valid four-letter words that start with O in the ENABLE word list used here - the full list is above.

What is a high-scoring 4 letter word starting with O?

Strong Scrabble plays include oozy, oyez, onyx, oryx. Toggle Words With Friends scoring in the finder to re-rank them.

Do these count in Scrabble and Words With Friends?

Yes - all are valid in the tournament word list. Toggle scoring in the finder to rank them for either game.