Revelation 8:11

The name of the star is Wormwood. A third of the waters turned bitter like wormwood oil, and many people died from the bitter waters.

Note Literally became wormwood

BSB · Berean Standard Bible
And the name of the star is called Wormwood: and the third part of the waters became wormwood; and many men died of the waters, because they were made bitter.
KJV · King James Version
The name of the star is “Wormwood.” One third of the waters became wormwood. Many people died from the waters, because they were made bitter.
WEB · World English Bible
and the name of the star is called Wormwood: and the third part of the waters became wormwood; and many men died of the waters, because they were made bitter.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

Wormwood
Deuteronomy 29:18; Ruth 1:20; Proverbs 5:4; Jeremiah 9:15; Jeremiah 23:15; Lamentations 3:5, 19; Amos 5:7; Amos 6:12; Hebrews 12:15
many
Exodus 15:23