Abbott-Smith Manual Greek Lexicon
θρῆνος (G2355)
1 θρῆνος , -ου, ὁ , [in LXX chiefly for קִינָה ;] a lamentation : Mt 2:18 , Rec.†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain
Strong's G2355 · Greek
κλαυθμός
threnos · thray'-nos
from the base of 2360; wailing