Sentence:  The mortall steele stayed not till it was seene / To gore her side; yet was the wound not deepe, / But lightly rased her soft silken skin, / That drops of purple blood thereout did weepe, / Which did her lilly smock with staines of <WSD>vermeil</WSD> steep. 
Meaning of the word marked with <WSD> tags:  Vermilion; bright red.