Sentence:  He turned from the flying trees to look ahead and saw with an inward boy 's eye again the great <WSD>fieldstone</WSD> house which , built on one of the many acres of ancestral land bordering the west harbor , had been Izaak 's bride-gift to his cousin wife as the last century ended . 
Meaning of the word marked with <WSD> tags:  stone that occurs naturally in fields; often used as building material