English

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English numbers (edit)
20
 ←  1 2 3  → [a], [b]
    Cardinal: two
    Ordinal: second
    Latinate ordinal: secondary
    Reverse order ordinal: second to last, second from last, last but one
    Latinate reverse order ordinal: penultimate
    Adverbial: two times, twice
    Multiplier: twofold
    Latinate multiplier: double
    Distributive: doubly
    Germanic collective: pair, twosome
    Collective of n parts: doublet, couple, couplet
    Greek or Latinate collective: dyad
    Metric collective prefix: double-
    Greek collective prefix: di-, duo-
    Latinate collective prefix: bi-
    Fractional: half
    Metric fractional prefix: demi-
    Latinate fractional prefix: semi-
    Greek fractional prefix: hemi-
    Elemental: twin, doublet
    Greek prefix: deutero-
    Number of musicians: duo, duet, duplet
    Number of years: biennium

Pronunciation

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Etymology 1

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From Middle English twosome, equivalent to two +‎ -some. Cognate with Scots twasome, twaesome (twosome).

Adjective

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twosome (not comparable)

  1. Being or constituting a pair; two.
  2. Twofold; double.
  3. Performed by two individuals.
    a twosome dance
Synonyms
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Derived terms
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Etymology 2

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From two +‎ -some.

Noun

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twosome (plural twosomes)

  1. A group of two; a pair; a couple; a group of two distinct individuals or components.
    • 1960, P. G. Wodehouse, Jeeves in the Offing, chapter III:
      And I was tooling along a mossy path with the brow a bit wet with honest sweat, when there came to my ears the unmistakable sound of somebody reading poetry to someone, and the next moment I found myself confronting a mixed twosome who had dropped anchor beneath a shady tree in what is known as a leafy glade.
  2. A dance for two people.
Synonyms
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Translations
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