denotes (a) "unseen;" with the article, translated "which appear not" (a, negative, delos, "evident"), Luke 11:44; (b) "uncertain, indistinct," 1—Corinthians 14:8 . In the Sept., Psalm 51:6 .
"uncertainly" (akin to A), occurs in 1—Corinthians 9:26 .
"uncertainty" (akin to A and B), occurs in 1—Timothy 6:17 , "(the) uncertainty (of riches)," RV (the AV translates it as an adjective, "uncertain"), i.e., riches the special character of which is their "uncertainty;" the Greek phrase is a rhetorical way of stressing the noun "riches;" when a genitive (here "of riches") precedes the governing noun (here "uncertainty") the genitive receives emphasis.
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