Cryptic
来自Big Physics
early 17th century: from late Latin crypticus, from Greek kruptikos, from kruptos ‘hidden’. cryptic (sense 2) dates from the late 19th century.
wiktionary
From Late Latin crypticus, from Ancient Greek κρυπτικός(kruptikós), from κρυπτός(kruptós, “hidden”), from κρύπτω(krúptō, “to hide”). Compare cryptology.
etymonline
cryptic (adj.)
1630s, "hidden, occult, mystical," from Late Latin crypticus, from Greek kryptikos "fit for concealing," from kryptos "hidden" (see crypt). Meaning "mysterious, enigmatic" is attested by 1920. Related: Cryptically.