Sentence:  I charge it to the <WSD>recreant</WSD> sons of the men who carried on the American revolutionary war, and who come together every fourth of July to boast of what their fathers did, while they, their sons, have become associated with bloodhounds, to be put at any moment on the track of the fugitive slave. 
Meaning of the word marked with <WSD> tags:  Unfaithful to someone, or to one's duties or honour; disloyal, false. (from 17th c.)