(slang, fiction) cold period of tsundere

デレ期: (slang, fiction) lovey-dovey period of tsundere / デレ期, dr期: (idol fandom) period of infatuation with an idol

guqin (Chinese seven-stringed zither)

antique clock, grandfather clock

old documents / (in palaeography) historical documents written to convey a specific intention between a sender and receiver; generally inclusive of written material through the mid-19th century

archaebacteria

a surname

(Chinese mythology) Pangu

to come to look old, to yellow and fade

Old French (a language)