"in a state of desire; in a state of imagination; heated with the notion of some enjoyment; longing" [Johnson], c. 1400, perhaps from Old French en gogues "in jest, good humor, joyfulness," from gogue "fun," which is of unknown origin.
I've been agog all afternoon, waiting for the next episode in your mystery story
Agnes
agnostic
agnosticism
Agnus Dei
ago
agog
agon
agonic
agonist
agonistic
agonize
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