English Words Starting With O

• overtop

  nounverbverb-transitiveC2 / Rare / Low-frequency
  /ˌəʊvəˈtɒp/To rise above or surpass in height or degree; to exceed.
• overtopping

  nounC1/C2
  /ˌəʊvəˈtɒpɪŋ/Exceeding a limit, threshold, or physical boundary, especially by projecting above it.
• overtourism

  nounC1+
  /ˌəʊvəˈtʊərɪz(ə)m/The excessive, unsustainable number of visitors to a destination, causing harm to the environment, infrastructure, and local communities.
• overtrade

  verbverb-intransitiveC2 (Proficient / Very Low Frequency)
  /ˌəʊvəˈtreɪd/To trade beyond the limits of one's capital or resources, typically resulting in financial strain or failure.
• overtrain

  verb-intransitiveverb-transitiveC1
  /ˌəʊvəˈtreɪn/To train too hard or for too long, especially in sports or fitness, to the point where it becomes counterproductive or harmful.
• overtrick

  nounLow
  /ˈəʊvətrɪk/In contract bridge and similar card games, a trick won by the declarer in excess of the number bid and required for contract fulfilment.
• overtrump

  verbverb-ambitransitiveC2 (Very low frequency)
  /ˌəʊvəˈtrʌmp/To play a higher-ranking trump card than one previously played, especially when the previous card is not one's own.
• overture

  nounverbverb-transitiveC1/C2
  /ˈəʊvətjʊə/A piece of music written as an introduction to an opera, ballet, or musical; a formal offer or proposal intended to start negotiations or establish a relationship.
• overturn

  nounverbverb-intransitiveverb-transitiveB2
  /ˌəʊvəˈtɜːn/to turn something upside down or onto its side; to officially decide that a previous legal decision, rule, or result is wrong or invalid and change it.
• overuse

  nounverb-transitiveC1
  /ˌəʊvəˈjuːz/ (verb), /ˌəʊvəˈjuːs/ (noun)To use something too much, too often, or for too long, to the point where it becomes harmful, ineffective, or less valuable.
• overvalue

  verb-transitiveC1
  /ˌəʊvəˈvæljuː/To assign too high a value to something; to overestimate the worth, importance, or quality of something.
• overview

  nounB1
  /ˈəʊ.və.vjuː/A general review, summary, or survey of a subject.
• overvoltage

  nounlow
  /ˌəʊvəˈvəʊltɪdʒ/A condition where the voltage in an electrical circuit exceeds its designated or nominal operating level.
• overwatch

  verbverb-transitiveC1/C2
  /ˈəʊvəwɒtʃ/to watch over and protect from a superior position; to supervise or guard.
• overwear

  verb-transitiveLow
  /ˌəʊvəˈweə/To wear something too much, to the point of damage or excessive use.
• overweary

  adjectiveverb-transitiveLow/Rare
  /ˌəʊvəˈwɪəri/To make someone or oneself excessively tired or fatigued.
• overween

  verb-intransitiveC2/Rare
  /ˌəʊvəˈwiːn/to have an excessively high opinion of oneself or one's abilities; to be arrogant or presumptuous.
• overweigh

  verbverb-transitiveRare / Obsolete
  /ˌəʊvəˈweɪ/To exceed in weight; to be heavier than.
• overweight

  adjectivenounverbverb-transitiveB2
  /ˌəʊvəˈweɪt/To weigh more than is considered normal, desirable, or healthy.
• overwhelm

  verbverb-transitiveC1
  /ˌəʊvəˈwelm/to overpower someone or something with a great amount or force, especially causing feelings of helplessness or defeat.

Showing 2941–2960 of 3187 words.