undercurrent
[noun]
Synonyms:
- undertow, riptide
- undertone, atmosphere, feeling, hint, overtone, sense, suggestion, tendency, tinge, vibes (slang)

[TahlilGaran] English Synonym Dictionary ▲

un‧der‧cur‧rent /ˈʌndəˌkʌrənt $ -dərˌkɜːr-/ noun [countable]

1. a feeling, especially of anger or dissatisfaction, that people do not express openly
undercurrent of
He sensed an undercurrent of resentment among the crowd.

2. a hidden and often dangerous current of water that flows under the surface of the sea or a river

[TahlilGaran] Dictionary of Contemporary English ▲