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11 Letters and Start With O

Eleven letter words, and starting with o or prefix "o". List of 251 words that are 11 letters and start with o. Add length, consonants, vowels, syllables, origin, spelling and more. View word search examples.

Learn how to use the easiest words finder here. Word lists are in the order of the most common words and most searched.

Eleven Letters

Page 1: orientation, Oktoberfest, opportunity, observation, obstruction, overcomable, Octoberfest, ornithopter, occipitalis, oscillating, overturning, opprobrious, ostentation, opalescence, origination, outstanding, oscillation, originality, opinionated, overworking, officiation, orchestrate, orderliness, optionality, odoriferous, omnipotence, overlapping, overflowing, overheating, overdrawing, observatory, officiating, occultation, overweening, optometrist, overnighter, omniscience, overbearing, orientating, oarsmanship, ornithology, outcropping, outmaneuver, offensively, obsolescent, objurgation, overcoating, oxygenation, Oesterreich, and orthodontic

WordLengthConsonantsVowelsSyllablesOrigin Favourite
Orientation11565
Oktoberfest11744
Opportunity11745
Observation11654Latin
Obstruction11743Latin
Overcomable11655
Octoberfest11744
Ornithopter11744
Occipitalis11655
Oscillating11744
Overturning11744
Opprobrious11654
Ostentation11654Middle English
Opalescence11654
Origination11565
Outstanding11743
Oscillation11654
Originality11656
Opinionated11565
Overworking11744
Officiation11565
Orchestrate11743
Orderliness11744
Optionality11655
Odoriferous11565Latin
Omnipotence11654
Overlapping11744
Overflowing11744
Overheating11654
Overdrawing11744
Observatory11745Latin
Officiating11655
Occultation11654
Overweening11654
Optometrist11744
Overnighter11744
Omniscience11654Medieval Latin
Overbearing11654
Orientating11655
Oarsmanship11743
Ornithology11745Latin
Outcropping11743
Outmaneuver11564
Offensively11744
Obsolescent11744Latin
Objurgation11654Latin
Overcoating11654
Oxygenation11655
Oesterreich11653
Orthodontic11744
The largest free 11 letters words list online. Does not include all of the plural forms of eleven letter words.

Prefix: o-. List of words that begin like o / start with o.



     

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