concealed,"['buried', 'bushwhacking', 'covert', 'dark', 'furtive', 'hidden', 'incognito', 'lurking', 'lying in wait', 'obscure', 'sealed', 'secret', 'skulking', 'sneak', 'sneaking', 'sneaky', 'stealthy', 'surreptitious', 'unavowed']"