rare
uncommon
lacking (enthusiasm, consideration, substance, etc.)
scarce
70th birthday
extremely rare
Greece
noble gas
dilute hydrochloric acid
rare element
dilute acid
dilution
rare book
scarcity value
rare sugar
rare article
rare
rare earth
rare earth
きどるいげんそ
unsur tanah jarang
rare-earth element
rare
dilute sulfuric acid
rare
rare decay
rare (book, manuscript, etc.)
rare book
joy-bringing spirit from the divine realms
unusual
rare