UNDERTOW
undertow, sea puss, sea-puss, sea purse, sea-purse, sea-poose
(noun) the seaward undercurrent created after waves have broken on the shore
undertow
(noun) an inclination contrary to the strongest or prevailing feeling; “his account had a poignant undertow of regret”
Source: WordNet® 3.1
Etymology
Verb
undertow (third-person singular simple present undertows, present participle undertowing, simple past and past participle undertowed)
(transitive) To pull or tow under; drag beneath; pull down.
(transitive) To pull down by, or as by, an undertow.
(intransitive) To flow or behave as an undertow.
Noun
undertow (plural undertows)
A short-range flow of water returning seaward from the waves breaking on the shore.
(by extension) A feeling that runs contrary to one's normal one.
Source: Wiktionary
Un"der*tow`, n. (Naut.)
Definition: The current that sets seaward near the bottom when waves are
breaking upon the shore.
Source: Webster’s Unabridged Dictionary 1913 Edition