Synonyms for Happy (same or very similar meaning)
WordNet sense 1 (eagerly disposed to act or to be of service):
glad
WordNet sense 2 (showing or feeling mirth or pleasure or happiness):
laughing
WordNet sense 3 (marked by peace and prosperity):
prosperous
WordNet sense 4 (completely happy and contented):
blissful
WordNet sense 5 (characterized by happiness and good fortune):
blessed, blessed
WordNet sense 6 (having unexpected good fortune):
fortunate
WordNet sense 7 (well expressed and to the point):
well-chosen
WordNet sense 8 (exhibiting an agreeably appropriate manner or style):
felicitous
From the ODE community, based on WordNet
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