Synonyms of rarity in English:

rarity


See definition of rarity

noun

1‘the rarity of earthquakes there has lulled people into a false sense of security’

SYNONYMS
infrequency, rareness, unusualness, uncommonness, singularity, uniqueness
scarcity, scarceness, sparseness

2‘steam locomotives are now becoming something of a rarity’

SYNONYMS
collector's item, rare person, rare thing, rare bird, marvel, wonder, nonpareil, one of a kind, find, conversation piece
curiosity, oddity, anomaly, freak
rara avis
British informal one-off, oner