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Synonyms for Ambrosia (same or very similar meaning)

WordNet sense 1 (a mixture of nectar and pollen prepared by worker bees and fed to larvae):

WordNet sense 2 (any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma):
ragweed, bitterweed

WordNet sense 3 ((classical mythology) the food and drink of the gods; mortals who ate it became immortal):

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