Lexical Definition

‎πένθος‎ pénthos (pen'-thos) grief G:N-N
strengthened from the alternate of ‎πάσχω‎

mourning, sorrow.

Usage: 3 forms in 36 verses
Form Translated As     In Verse(s)
πένθουσ for her mourning LXX.Isa.16.3
mourning LXX.Gen.27.41LXX.Gen.50.4LXX.Deut.34.8LXX.Esth.9.22
of Mourning LXX.Gen.35.8LXX.Eccl.7.2LXX.Eccl.7.4LXX.Hos.9.4
of your mourning LXX.Isa.60.20
πένθοσ a mourning LXX.Ezek.24.17
misery Rev.18.7Rev.18.8
mourning LXX.Gen.50.10LXX.Gen.50.11LXX.Gen.50.11LXX.Gen.50.11LXX.2Sam.11.27LXX.2Sam.19.2LXX.Esth.4.3LXX.Job.30.31LXX.Prov.10.6LXX.Prov.14.13LXX.Isa.17.14LXX.Jer.6.26LXX.Lam.5.15LXX.Amos.5.16LXX.Amos.8.10LXX.Mic.1.8Jas.4.9Rev.18.7Rev.21.4
one mourning LXX.Amos.8.10
their mourning LXX.Jer.31.13
πένθει mourning LXX.Eccl.5.17
their mourning LXX.Jer.16.7

Abbott-Smith

πένθος, -ους, τό, [in LXX chiefly for אֵבֶל;]
mourning: Ja 4:9, Re 18:7, 8 21:4.†

Abbott-Smith References

Book Refs
James 4:9
Revelation 18:7 · 18:8 · 21:4

Liddell-Scott-Jones

πένθος, εος, τό,

grief, sorrow, [Refs 8th c.BC+]; τινος for one, [Refs 8th c.BC+]; Τρῶας λάβε π. [Refs 8th c.BC+]

__2 especially of grief for the dead, mourning, τοκεῦσι γόον καὶ π. ἔθηκας [Refs 8th c.BC+]; π. ποιήσασθαι make a public mourning, [Refs 5th c.BC+]; ἐν πένθει [εἶναι] [Refs 5th c.BC+]; π. λύεσθαι, ἀποθέσθαι, [Refs 5th c.BC+]
__II unhappy event, misfortune, π. τινός one's illfortune, [Refs 5th c.BC+]
__III of a person, a misery, [Refs 5th c.BC+]; π. ἔδωκε φέρειν, i. e. the body, [Refs]future of πάσχω, perfect πείσονθα, Lithuanian kenčiù 'suffer', pa-kantà 'patience'; πενθ- is reduced to πθ- (παθ-) in αἰνο-παθής, etc.)