undercurrent

/ˈʌndərˌkɜrənt/
noun
  1. A hidden or underlying feeling, quality, or influence that is not openly expressed but is often felt or sensed.
    • There was an undercurrent of tension in the room during the meeting.
    • The novel is full of an undercurrent of sadness that lingers after reading.
    • Beneath their polite conversation, an undercurrent of jealousy ran deep.
  2. A current of water that flows beneath the surface of a body of water, often moving in a different direction from the surface current.
    • Swimmers were warned about the strong undercurrent near the pier.
    • Even on a calm day, a dangerous undercurrent can sweep people out to sea.
    • The boat drifted because of a powerful undercurrent pulling it sideways.
What does "undercurrent" mean? | whatsthatwordmean | whatsthatwordmean