noun - a kind of medicine that kills microorganisms and is used to treat bacterial infections etc.
noun - a vehicle that moves down an icy track at great speed; a winter sport in which teams race down an ice-covered track in a small, streamlined vehicle with runners
noun, American English - a vehicle that moves down an icy track at great speed; a winter sport in which teams race down an ice-covered track in a small, streamlined vehicle with runners
adjective - too large or too small in comparison to something else, not balanced or fair
adjective - feeling sad or without confidence because something was difficult or did not go well.
adjective - claimed to be true or real without definitive proof
noun - the tendency to emphasize or expect the worst possible outcome, or the belief that the negative aspects of life or events outweigh the positive ones