Strong's Hebrew #5777
ka·‘ō·w·p̄e·reṯ

ka·‘ō·w·p̄e·reṯ — 1 Occurrence

Exodus 15:10
HEB: יָ֑ם צָֽלֲלוּ֙ כַּֽעוֹפֶ֔רֶת בְּמַ֖יִם אַדִּירִֽים׃
NAS: them; They sank like lead in the mighty
KJV: them: they sank as lead in the mighty
INT: the sea sank lead waters the mighty