ocean; sea; CL:個|个[ge4],片[pian4]; great number of people or things; (dialect) numerous

ocean

beach; CL:片[pian4]

navy

(name) Helen or Hélène; see 海倫市|海伦市[Hai3 lun2 Shi4]

pirate

coastal; seacoast

coast; seaside; seashore; beach

maritime

nautical mile

dolphin

seabed; seafloor; bottom of the ocean

seawater

overseas; abroad

(zoology) seal

(loanword) heroin

poster; playbill; notice

(Persian) Gulf

bay; gulf

marine corps; marines

the surface of the sea; ocean surface

customs (i.e. border crossing inspection); CL:個|个[ge4]

sea area; territorial waters; maritime space

sea wave

(zoology) sea sponge; (esp.) dried sea sponge; sponge (made from polyester or cellulose etc); foam rubber

pirate

seafood

turtle; Internet slang for 海歸|海归[hai3 gui1]

gull; seagull

shore; seaside

height above sea level; elevation

beaver

tsunami

walrus

seaweed; marine alga; kelp

coastline; seaboard; shoreline

strait; channel

(name) Hayes

(surname) Hyde

(slang) to beat sb up

Hayden or Haydn (name)

Haier (PRC household appliance brand); Hale (name)

seaport; harbor

sea breeze

sea lion

Ernest Hemingway (1899-1961), American novelist and journalist

variant of 海沙[hai3 sha1]

Hai Rui (1514-1587), Ming politician, famous for honesty and integrity

starfish; sea star