1) mourning 1a) for the dead 1b) because of calamity 1c) of rites of mourning 2) mourner (substantive) 2a) for the dead 2b) for calamity Part of Speech: adjective A Related Word by BDB/Strong’s Number: from H56 Same Word by TWOT Number: 6b
II. אבל (perhaps grow green, compare grass; LagBN 45 proposes withstand, hence אָבֵל as withstanding scorching sun (protected by trees, springs, etc.), hence also (Lag) camel). Etymologogical conjectures very dubious; connection (Lag.) of withstand, with herbage, forage (sometimes dry) improbable, and of latter with herd of camels obscure; √ meaning grow green unattested; Syriac , , Talmud יַבְלָא, Punic ιεβαλ, 'grass,' apparently=a specific kind of fodder, ἄγρωστις, see LöwNo. 141 (GFM, privately).
Englishman's Concordance (References)
Strong's Hebrew: 57. אָבֵל (abel) — 8 Occurrences
Genesis 37:35 HEB:אֶל־ בְּנִ֛י אָבֵ֖ל שְׁאֹ֑לָה וַיֵּ֥בְךְּ NAS: to Sheol in mourning for my son. KJV: unto my son mourning. Thus his father INT: about my son mourning to Sheol wept
Esther 6:12 HEB:אֶל־ בֵּית֔וֹ אָבֵ֖ל וַחֲפ֥וּי רֹֽאשׁ׃ NAS: home, mourning, with [his] head KJV: to his house mourning, and having his head INT: about home mourning covered with head
Job 29:25 HEB:בַּגְּד֑וּד כַּאֲשֶׁ֖ר אֲבֵלִ֣ים יְנַחֵֽם׃ NAS: As one who comforted the mourners. KJV: as one [that] comforteth the mourners. INT: the troops after mourners comforted
Psalm 35:14 HEB:לִ֭י הִתְהַלָּ֑כְתִּי כַּאֲבֶל־ אֵ֝֗ם קֹדֵ֥ר NAS: mourning, as one who sorrows for a mother. KJV: heavily, as one that mourneth [for his] mother. INT: brother went one A mother mourning
Isaiah 57:18 HEB:נִֽחֻמִ֛ים ל֖וֹ וְלַאֲבֵלָֽיו׃ NAS: comfort to him and to his mourners, KJV: comforts unto him and to his mourners. INT: and restore comfort his mourners
Isaiah 61:2 HEB:לְנַחֵ֖ם כָּל־ אֲבֵלִֽים׃ NAS: To comfort all who mourn, KJV: of our God; to comfort all that mourn; INT: to comfort all mourn
Isaiah 61:3 HEB: לָשׂ֣וּם ׀ לַאֲבֵלֵ֣י צִיּ֗וֹן לָתֵת֩ NAS: To grant those who mourn [in] Zion, KJV: To appoint unto them that mourn in Zion, INT: to grant mourn Zion Giving
Lamentations 1:4 HEB:דַּרְכֵ֨י צִיּ֜וֹן אֲבֵל֗וֹת מִבְּלִי֙ בָּאֵ֣י NAS: of Zion are in mourning Because KJV: of Zion do mourn, because none come INT: the roads of Zion mourning no comes
grow green, compare 
grass; LagBN 45 proposes 
withstand, hence 
camel). Etymologogical conjectures very dubious; connection (Lag.) of 
withstand, with 
herbage, forage (sometimes dry) improbable, and of latter with 
herd of camels obscure; √ meaning grow green unattested; Syriac 
, 
, Talmud