Extended Strong's Greek Lexicon (Abbott-Smith based)
obscure thing
Usage: αἴνιγμα, -ατος, τό (αἰνίσσομαι, to speak in riddles; αἰνός = δεινός, dread, strange), [in LXX for חִידָה, Num.12:8 and always exc. Deu.28:37 (שַׁמָּה) ;] a dark saying, riddle: 1Co.13:12 (cf. Nu, l.with).† (AS)