Lexical Definition

‎אֲפֵלָה‎ ʼăphêlâh (af-ay-law') darkness H:N-F
feminine of ‎אָפֵל‎

dark, darkness, gloominess, [idiom] thick.

1) darkness, gloominess, calamity
2) wickedness (fig.)

See Greek: σκοτεινός

Usage: 10 forms in 10 verses
Form Translated As     In Verse(s)
כָּֽאֲפֵלָ֑ה like darkness Prov.4.19
וַאֲפֵלָתְךָ֖ and gloom your Isa.58.10
וַאֲפֵלָֽה and darkness Prov.7.9
וַאֲפֵלָ֗ה and gloom Joel.2.2
וַאֲפֵלָ֖ה and gloom Isa.8.22
וַאֲפֵלָ֔ה and gloom Zeph.1.15
בָּאֲפֵלָ֔ה in the darkness Deut.28.29
בָּאֲפֵל֥וֹת in gloom Isa.59.9
בָּֽאֲפֵלָ֔ה in the darkness Jer.23.12
אֲפֵלָ֛ה darkness Exod.10.22

Brown-Driver-Briggs

‎אֲפֵלָה‎ noun feminine darkness, gloominess, calamity‎׳‎‎א‎ Exod 10:22 +; ‎אֲפֵלָתְךָ‎ Isa 58:10 plural ‎אֲפֵלוֺת‎ Isa 59:9

1. darkness Deut 28:29; Prov 7:9 (|| ‎אִישׁוֺן לַיְלָה‎); of supernatural darkness in Egypt Exod 10:22 of day of .‎׳‎‎י‎ (compare Amos 5:20 below ‎אָפֵל‎) Joel 2:2; Zeph 1:15 (both || ‎חשׁך‎ ‎ענן‎, ‎רְפל‎) simile of wickedness Jer 23:18; Prov 4:19.

2. figurative of calamity Isa 8:22 (|| ‎חֲשֵׁכָה‎), Isa 58:10 (|| ‎חשׁך‎, opposed to ‎צהרים‎ ), Isa 59:9 (|| id., opposed to ‎נגהות‎)

Brown-Driver-Briggs References

Book Refs
Exodus 10:22
Deuteronomy 28:29
Proverbs 4:19 · 7:9
Isaiah 8:22 · 58:10 · 59:9
Jeremiah 23:18
Joel 2:2
Amos 5:20
Zephaniah 1:15