Gruit was a combination of herbs, commonly including sweet gale (Myrica gale), mugwort (Artemisia vulgaris), yarrow (Achillea millefolium), ground ivy (Glechoma hederacea), horehound (Marrubium vulgare), and heather (Calluna vulgaris).
Introvert and extravert. Introvert and extravert, basic personality types according to the theories of the 20th-century Swiss psychiatrist Carl Jung.
Basically, an introvert is a person who is reserved, quiet, and solitary. Introversion and its opposite, extroversion, also spelled extraversion, form the ends of a continuum that describes one aspect of every person's personality.