Strong's Greek #1668
ἕλκος

Englishman's Concordance (References)

ἕλκος helkos — 1 Occurrence

Revelation 16:2 - N-NNS
GRK:καὶ ἐγένετο ἕλκος κακὸν καὶ
NAS: and malignant sore on the people
KJV: and grievous sore upon the men
INT: and came a sore evil and