突堤|とっていtottei[0]heiban (flat)

1. nounjetty; breakwater; pier

• Related桟橋さんばしNeutralA pier for boats to moor and passengers to board; the emphasis is on boarding, while 「突堤」 stresses jutting out to sea to block waves.
• Related防波堤ぼうはていNeutralA long breakwater outside a harbor; the focus is on blocking waves, and it does not necessarily extend out from the coast.
• Related埠頭ふとうNeutralA wharf inside a harbor where ships moor for passengers and cargo; 「突堤」 describes the structure by its jutting shape.
• Related岸壁がんぺきNeutralA quay built along the shore for mooring ships, extending along the land; it can also mean a steep sea cliff.
• Related波止場はとばNeutralA native-Japanese word for a wharf or harbor, used in everyday narration and song lyrics; 「突堤」 refers specifically to a structure jutting into the sea.
• Related波止はとNeutralDialectal word for a breakwater or pier jutting into the sea, heard mostly in Kansai and Kyushu.
• Related波除けなみよけNeutralA native-Japanese word for any structure that blocks waves; broader than 「突堤」 and not limited to things jutting into the sea.
• Related防潮堤ぼうちょうていNeutralA coastal embankment against high tides and tsunami; built along the shore, a different form from 「突堤」, which juts into the sea.
• Related海壁かいへきWrittenWritten and rarely used: a wall or stone embankment along the shore against waves; it runs along the coast rather than jutting out.

Use 「突堤」 for a structure jutting into the sea. For a long wave-blocking breakwater say 「防波堤」; for mooring and cargo handling say 「埠頭」 or 「岸壁」; for a boarding pier say 「桟橋」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 海うみに突き出つきだした構造物こうぞうぶつで、船ふねの安全あんぜんや海岸かいがんを守まもるもの。