I am a little bit behind on the word of the day but never too late to catch up!
agog \ uh-GOG \ , adjective;
1. Full of excitement or interest; in eager desire; eager, keen.
By the second day he had found his sea-legs, and with hair flying and double-waistcoats flapping, hepatrolled the deck agog with excitement, questioning and noting.
— Richard Holmes, Coleridge: Darker Reflections,1804-1834
Agog derives from Middle French en gogues, “in mirth; lively.”