athirst

adjective2

1. •
   (figurative) Eager or extremely desirous (for something).

   • I, that forever feel athirst for glory, Could at this moment be content to lie Meekly upon the grass, as those whose sobbings Were heard of none beside the mournful robins. — 1817
2. •
   (no longer used) Thirsty.

   • I will give unto him that is athirst of the fountain of the water of life freely. — 1611