[まれ, mare] (adj-na) (uk) rare; seldom; (P) #6127
[きしょう, kishou] (adj-na, n) scarce; rare; (P) #12939
[まれにみる, marenimiru] (exp, adj-f) rare; extraordinary; singular
[きガス, ki gasu] (n) noble gas
[きえんさん, kiensan] (n) dilute hydrochloric acid
[きげんそ, kigenso] (n) rare element
[きさん, kisan] (n) dilute acid
[きしゃく, kishaku] (n, vs) dilution
[きしょ, kisho] (n) rare book
[きせい, kisei] (n) rare; uncommon
[きだい;きたい, kidai ; kitai] (n, adj-no) rarity; uncommonness
[きど, kido] (n) rare earth
[きはく, kihaku] (adj-na, n) (1) thin (e.g. air); diluted; sparse; lean; weak; rarified; rarefied; (2) lacking (e.g. empathy); deficient; insufficient (e.g. zeal); (P)
[けう, keu] (adj-na, n) rare; uncommon
[きりゅうさん, kiryuusan] (n) dilute sulfuric acid; dilute sulphuric acid
[きほうかい, kihoukai] (n) rare decay (particle physics)
[きこうぼん, kikoubon] (n) rare book
[こき, koki] (n) seventieth birthday; 70th birthday
[たぐいまれ, taguimare] (adj-na) unique; rare; exceptional; unparalleled; incomparable