English Words Starting With U

• understratum

  nounVery Low (C2+)
  /ˈʌndəˌstrɑːtəm/A layer or stratum situated beneath another.
• understructure

  nounC1/C2
  /ˈʌndəˌstrʌktʃə/A supporting framework or foundation that lies beneath and supports a larger, more visible structure.
• understudy

  nounverbverb-intransitiveverb-transitiveC1
  /ˈʌndəstʌdi/A performer who learns another's role in order to be able to act as a replacement if needed.
• undersubscribe

  verb-transitiveLow
  /ˌʌn.də.səbˈskraɪb/To fail to attract the full number of expected or required subscribers, investors, or participants to an offer, service, or event.
• undersurface

  adjectivenounLow
  /ˈʌndəˌsɜːfɪs/The underneath part or side of something.
• undertake

  verbverb-intransitiveverb-transitiveB2
  /ˌʌn.dəˈteɪk/To commit oneself to, begin to do, or promise to accomplish a task, duty, or project.
• undertaker

  nounC1
  /ˈʌn.dəˌteɪ.kər/A person whose job is to arrange and conduct funerals.
• undertaking

  nounB2
  /ˌʌn.dəˈteɪ.kɪŋ/A formal promise or guarantee to do something; a task or enterprise that one agrees to carry out.
• undertenant

  nounC2
  /ˌʌndəˈtɛnənt/A person who rents property from a tenant who is themself renting from a superior landlord; a subtenant.
• underthings

  plural-nounLow
  /ˈʌndəθɪŋz/A general, somewhat old-fashioned or euphemistic term for underwear, particularly women's undergarments.
• underthroating

  nounVery Rare
  /ˈʌn.dəˌθrəʊ.tɪŋ/A musical technique of producing a soft, suppressed vocal sound beneath the main vocal line.
• underthrust

  nounC2 / Highly Specialized
  /ˈʌn.dəˌθrʌst/A geological structure formed when one tectonic plate is forced beneath another, typically at a subduction zone, often resulting in earthquakes and mountain building.
• undertime

  nounLow (Technical/Workplace)
  /ˈʌndətaɪm/Time worked less than the required or scheduled hours.
• undertint

  nounRare/Low
  /ˈʌndətɪnt/A subdued or underlying tone of colour.
• undertone

  nounC1
  /ˈʌn.də.təʊn/A subdued, low, or quiet tone of voice.
• undertook

  verbC1
  /ˌʌn.dəˈtʊk/To begin, commit to, or take on (a task, project, responsibility, or journey).
• undertow

  nounLow to moderate. Rare in everyday conversation, more common in news/weather reports, literature, and metaphorical discourse.
  /ˈʌndətəʊ/A strong, often dangerous current beneath the surface of the water that moves in the opposite direction to the surface current.
• undertrick

  nounLow
  /ˈʌndətrɪk/In contract bridge, a trick that a partnership has failed to take, leaving them short of their declared contract.
• undertrump

  verbverb-ambitransitiveVery Low (Specialist/Literary/Figurative)
  /ˌʌndəˈtrʌmp/In card games, to play a lower trump card than an opponent's trump when one has the ability to play a higher one; figuratively, to deliberately underperform or fail to use one's full advantage in a strategic situation.
• underutilization

  nounC1
  /ˌʌn.dəˌjuː.tɪ.laɪˈzeɪ.ʃən/The state or condition of not using something enough, to its full capacity, or as effectively as possible.

Showing 501–520 of 1514 words.