Word.ws English Dictionary

Words That Start with OC

There are 96 words that start with OC on Word.ws, from 3 to 15 letters. The most common length is 10 letters (16 words). The words used most often are ocean, occur, occasionally, occasion and occupied.

Meanings from Wiktionary. Not an official Scrabble, Words With Friends or Wordle word list.

3-letter words that start with OC

  • oca5n. Any member of the species Oxalis tuberosa (syn. Oxalis crenata), which...
  • och8interj. General interjection of confirmation, affirmation, and often...
  • ock9n. A man of Middle Eastern descent that runs a deli or bodega, typically...

4-letter words that start with OC

  • ocha9n. Japanese tea, usually green tea.
  • oche9n. A line behind which a player's front foot must be placed when throwing...
  • octa6n. The proportion of the sky that is obscured by clouds, in eighths (one...
  • octo6n. An octopus (safety device).

5-letter words that start with OC

  • occur9v. To happen or take place.
  • ocean7n. One of the large bodies of water separating the continents.
  • ochre10n. A clay earth pigment containing silica, aluminum and ferric oxide.
  • ocker11n. Interest on money; usury; increase.
  • octal7n. The number system that uses the eight digits 0, 1, 2, 3, 4, 5, 6, 7.
  • octan7adj. Occurring every eight days.
  • octet7n. A group or set of eight of something.
  • octyl10n. Any of very many isomeric univalent hydrocarbon radicals, C₈H₁₇...

6-letter words that start with OC

  • occhio13n. A sound hole.
  • occult10v. To cover or hide from view.
  • occupy15v. To fill.
  • ocelot8n. An American feline carnivore (Leopardus pardalis, syn. Felis pardalis)...
  • ocracy13n. Any of various forms of government or rule as designated by words...
  • octane8n. Any of the eighteen isomeric aliphatic hydrocarbons (C₈H₁₈) found in...
  • octant8n. The eighth part of a circle; an arc of 45 degrees.
  • octave11n. An interval of twelve semitones spanning eight degrees of the diatonic...
  • octavo11n. A sheet of paper 7 to 10 inches (= 17.78 to 25.4 cm) high and 4.5 to 6...
  • octree8n. A treelike data structure each of whose nodes has up to eight children...
  • octroi8n. A privilege granted by the sovereign authority, such as the exclusive...
  • ocular8adj. Of, or relating to the eye, or the sense of sight.
  • oculus8n. The central boss of a volute.

7-letter words that start with OC

  • ocarina9n. A woodwind musical instrument that is closed at both sides to produce...
  • occiput13n. The back part of the head or skull.
  • occlude12v. To obstruct, cover, or otherwise block (an opening, a portion of an...
  • oceanic11adj. Of or relating to the ocean.
  • ocellar9adj. Of or relating to the ocellus or ocelli.
  • ocellus9n. A simple eye consisting of a single lens and a small number of sensory...
  • octagon10n. A polygon with eight sides and eight angles.
  • octamer11n. An oligomer having eight subunits.
  • octanol9n. Any of many isomers of the saturated aliphatic alcohol having eight...
  • octopod12n. Any animal with eight feet or foot-like parts.
  • octopus11n. Any of several marine molluscs of the order Octopoda, having no...
  • octuple11adj. Eightfold.
  • oculist9n. An eye doctor; an ophthalmologist or optometrist.

8-letter words that start with OC

  • occasion12n. A favorable opportunity; a convenient or timely chance.
  • occident13n. The part of the horizon where the sun last appears in the evening; that...
  • occluded14adj. Closed or obstructed.
  • occluder13n. An object that partially or completely impedes the amount of light...
  • occludin13n. Any of a family of plasma-membrane proteins located at tight junctions.
  • occlusal12adj. On the side of a tooth which mates with the opposing tooth.
  • occulted13adj. Hidden; secret.
  • occultic14adj. Of or pertaining to the occult.
  • occupant14n. A person who occupies an office or a position.
  • occupied15adj. Reserved; engaged.
  • occupier14n. One who occupies, particularly with respect to a foreign government...
  • ocotillo10n. Any of various succulent plants, not closely related to the cactus, in...
  • octoroon10n. Someone having one-eighth black ancestry.

9-letter words that start with OC

  • occipital15adj. Of, pertaining to, or located within or near the occiput (back of the...
  • occlusion13n. The process of occluding, or something that occludes.
  • occlusive16adj. That tends to occlude.
  • occultism15n. The study of the supernatural.
  • occultist13n. A person who practises or studies occultism; a practitioner of, or...
  • occupancy20n. The act of occupying, the state of being occupied or the state of being...
  • occurrent13adj. Current, actual, occurring.
  • occurring14n. An instance of something occurring; an event or happening.
  • oceanside12adj. Located on the coast of an ocean.
  • oceanview17adj. Overlooking the ocean.
  • oceanwide15adj. Spanning the whole ocean.
  • ocellated12adj. Of, pertaining to, resembling or having an ocellus.
  • octagonal12adj. Shaped like an octagon, in having eight sides and eight angles.

10-letter words that start with OC

  • occasional14adj. Occurring or appearing irregularly from time to time, but not often...
  • occidental15adj. Of, pertaining to, or situated in, the occident, or west; western.
  • occupation16n. An activity or task with which one occupies oneself; usually...
  • occurrence16n. An actual instance when a situation occurs; an event or happening.
  • oceanarium14n. A park where visitors can see marine mammals and/or fish.
  • oceanfront15adj. Of property or real estate: adjacent to the ocean.
  • oceangoing14adj. Travelling out to sea.
  • oceanology16n. Oceanography.
  • ochraceous17adj. Ochre-colored.
  • ochratoxin22n. Any of a class of mycotoxins, having an isocoumarin structure, produced...
  • octahedral16adj. Of, relating to, or having the shape of an octahedron.
  • octahedron16n. A polyhedron with eight faces; the regular octahedron has regular...
  • octocopter16n. An unmanned rotorcraft having eight rotors.
  • octopamine16n. An aromatic amine, 4-(2-amino-1-hydroxy-ethyl)phenol, related to...
  • octreotide13n. An octapeptide that mimics natural somatostatin pharmacologically...
  • oculomotor14adj. Of or pertaining to movement of the eyeball.

11-letter words that start with OC

  • occipitalis17n. A muscle of the head that arises from the lateral two-thirds of the...
  • occultation15n. An astronomical event that occurs when one celestial object is hidden...

12-letter words that start with OC

  • occasionally19adv. On occasion: at relatively infrequent intervals, from time to time...
  • occupational18adj. Of, belonging, or relating to an occupation (in any sense).
  • oceanography23n. The exploration and scientific study of the oceans and ocean floor.
  • octogenarian15n. Synonym of eightysomething: a person between 80 and 89 years old.
  • octosyllabic21adj. Containing eight syllables.

13-letter words that start with OC

  • occidentalism20n. The habits and attitudes of westerners.
  • oceanographer21n. A person who studies oceanography, the science of oceans.
  • oceanographic23adj. Relating to oceanography, the science of oceans.

14-letter words that start with OC

15-letter words that start with OC

  • oceanographical25adj. Of or pertaining to oceanography, the science of oceans.
640 rare words that start with OC

The first 300 are shown.

Questions about these words

How many words that start with OC are there?
Word.ws lists 96 words that start with OC, plus 640 rare ones.
What are common words that start with OC?
ocean, occur, occasionally, occasion, occupied, occupation, occasional and occurring.
Which of the words that start with OC has the highest letter score?
oceanographical scores 25 points with the standard letter tile values.

Related word lists

Source and license

Word lists and meanings adapted from the Wiktionary entry of each word. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out names, abbreviations, misspellings and offensive words, and ordered the most common words by how often they appear in English (wordfreq). Meanings from Wiktionary; this is not an official Scrabble, Words With Friends or Wordle word list. Wiktionary data of 2026-09-02.

Cite this page: “Words That Start with OC: 96 Words by Length.” Word.ws, https://word.ws/words/starting-with-oc. Based on Wiktionary, CC BY-SA 4.0.