undercurrent
noun /ˈʌndəkʌrənt/
/ˈʌndərkɜːrənt/
- undercurrent (of something) a feeling, especially a negative one, that is hidden but whose effects are felt synonym undertone
- I detect an undercurrent of resentment towards the new proposals.
- Racial hatred has been a powerful undercurrent in the country’s history.