estuary

n [C] wide river mouth into which the tide flows 河口湾: the Thames estuary 泰晤士河河口.

essential, essential oil, essentially, EST, est (also estd), establish, established, establishment, estate, estd, esteem, esteemed, esthete, esthetic, esthetic, estimable, estimate, estimation, estrange, estranged, estrangement, et al, et cetera, et seq, ETA (also eta), etc, etc., etceteras, etch, etcher, etching, ETD, eternal, eternally, eternity, eternity ring, ethanol, ether, ethereal, ethereal (also aetherial), ethic,