Definition of undemonstrativeness in US English:

undemonstrativeness

noun

  • See undemonstrative

    • ‘The disadvantage is undemonstrativeness and lack of emotion.’
    • ‘This leads to considerable trouble between them, I think due to Anaïs's impatience and Hugo's undemonstrativeness.’
    • ‘But he still designs solidly conservative programs, he still blends undemonstrativeness with unexpected passion and he still gets his orchestra to play beautifully.’
    • ‘They were puzzled at the undemonstrativeness of the conquered people and thought them strangely sullen.’
    • ‘After the honeymoon is over, Jane frets so much over Max's undemonstrativeness that she consults the family doctor, to whom she pours out her grievance.’