词根词缀：acto-, act-, akto-, akt-

【来源及含义】Greek > Latin: seashore, beach, strand, promontory

【同源单词】Actiornis, Actitis macularia, actophile, actophilous, aktios, aktites

词根词缀：aigialo-, aigial-, aigi-

【来源及含义】Greek: beach, seashore; and also a cliff

【同源单词】agialosaur, aigialium, aigialophilous, aigialophyte, aigicole

词根词缀：-littoral

【来源及含义】Latin > Italian: a suffix; seashore; pertaining to the seashore

【同源单词】bathylittoral, circalittoral, eulittoral, infralittoral, littoral, littoral zone