Sentence:  The pretty setting and glittering ship and dashing staff and <WSD>sedulous</WSD> servants and solicitous fun-managers all want something from me, and it's not just the price of my ticket—they've already got that. 
Meaning of the word marked with <WSD> tags:  Diligent in application or pursuit; constant, steady, and persevering in business or in endeavors to effect an object; steadily industrious.