eager

having or showing keen interest or intense desire or impatient expectancy

• “eager to learn”
• “eager to travel abroad”
• “eager for success”
• “eager helpers”
• “an eager look”

marked by active interest and enthusiasm

• “an avid sports fan”
• “a great walker”
• “an eager beaver”

a high wave (often dangerous) caused by tidal flow (as by colliding tidal currents or in a narrow estuary)