Lexical Definition

‎דַּלָּה‎ dallâh (dal-law') hair H:N-F
from ‎דָּלָה‎

hair, pining sickness, poor(-est sort).

1) hair, threads, thrum (threads of warp hanging in loom)
2) poor (usually coll of helpless people)
3)(TWOT) poorest, lowest

See Greek: κατάλοιπος

Usage: 5 forms in 6 verses
Form Translated As     In Verse(s)
וּמִדַּלּ֨וֹת and some of poor people of Jer.52.15
וּמִדַּלּ֣וֹת and some of poor people of Jer.52.16
וּמִדַּלַּ֣ת and some of poor people of 2Kgs.25.12Jer.40.7
דַּלּ֨וֹת weak Gen.41.19
דַּלַּ֥ת poor people of 2Kgs.24.14

Brown-Driver-Briggs

I. ‎דַּלָּה‎ noun feminine collective, hair, thrum (both front hanging down) — ‎דַּלָּה‎ Isa 38:12 construct ‎דַּלַּת‎ Song 7:6*hair, ‎ראשׁך‎ ‎׳‎‎ד‎ Song 7:6* thrum (threads of warp hanging in loom) in simile of premature death ‎מִדַּלָּה יְבַצְּעֵנִי‎ Isa 38:12.

II. [‎דַּלָּה‎] noun feminine the poor — construct ‎דַּלַּת‎ Jer 40:7 + 2 t.; plural ‎דַּלּוֺת‎ Jer 52:15; Jer 52:16the poor (collective, weak, helpless ones) Jer 40:7; 2Kgs 24:14; 2Kgs 25:12 (in || Jer 52:16, as also vJer 52:15, ᵑ0 has strangely the plural)

Brown-Driver-Briggs References

Book Refs
2 Kings 24:14 · 25:12
Song of Solomon 7:6*
Isaiah 38:12
Jeremiah 40:7 · 52:15 · 52:16