thirst - adj - 1. feeling or having thirst; craving liquid. 2. needing moisture, as soil. 3. eagerly desirous; eager. 4. (informal) causing thirst.
thirteen - noun - 1. a cardinal number, 10 plus 3. 2. a symbol for this number, such as 13 or XIII. 3. a set of this many persons or things. - adj - 4. amounting to 13 in number.