Lexical Definition

‎אָנַשׁ‎ ʼânash (aw-nash') be incurable H:V
a primitive root

desperate(-ly wicked), incurable, sick, woeful.

1) to be weak, sick, frail
1a) (Qal)
1a1) to be incurable
1a2) to be sick
1a3) desperate, incurable, desperately wicked, woeful, very sick (pass participle) (metaph.)
1b) (Niphal) to be sick

Usage: 8 forms in 9 verses
Form Translated As     In Verse(s)
וַיֵּאָנַֽשׁ and he was sick 2Sam.12.15
וְאָנֻ֣שׁ and incurable Jer.17.9
אָנֽוּשׁ incurable Isa.17.11
אָנ֣וּשׁ incurable Jer.30.12
אָנ֛וּשׁ incurable Jer.17.16
אָנ֖וּשׁ incurable Job.34.6 • Jer.30.15
אֲנוּשָׁ֖ה incurable Mic.1.9
אֲנוּשָׁ֑ה֙ incurable Jer.15.18

Brown-Driver-Briggs

I. [‎אָנַשׁ‎] verb be weak, sick (Assyrian anâšu ZimBP 56, 70; Wetzst in DePsalmen, ed. 4, 882 derive from II. ‎אנשׁ‎ per antiphrasin; DlPr 160 identified with III. ‎אנשׁ‎; see also DePsalmen, ed. 4, 904; so LagBN 60, who compare , weichliches d.h. stumpfes Schwert. It seems safer at present to keep the three distinct). Qal Passive participle ‎אָנוּשׁ‎ Job 34:6 +; ‎אֲנוּשָׁה‎ Jer 15:18; Mic 1:9 & so read Ps 69:21* (Bi Che) etc.; as adjective incurable, of wound, but metaphor (‎מַכָּה‎) Mic 1:9; Jer 15:18 compare Job 34:6 (‎חֵץ‎), Jer 30:12 ‎שֵׁבֶר‎; || ‎נַחְלָה מַכָּה‎); so ‎כְּאֵב אָנוּשׁ‎ Isa 17:11 compare Jer 30:15 (‎מַכְאֹב‎); compare ‎יוֺם אָנוּשׁ‎ Isa 17:16 also in phrase ‎עָקֹב הַלֵּב מִכֹּל וְאָנֻשׁ הוּא‎ Jer 17:9 Niph`al Imperfect ‎וַיֵּאָנַ֯שׁ֑‎ 2Sam 12:15 be sick, of child.

Brown-Driver-Briggs References

Book Refs
2 Samuel 12:15
Job 34:6
Psalms 69:21*
Isaiah 17:11 · 17:16
Jeremiah 15:18 · 17:9 · 30:12 · 30:15
Micah 1:9