Matthew 3:12κατακαύσει
His winnowing fork is in His hand to clear His threshing floor and to gather His wheat into the barn; but He will burn up the chaff with unquenchable fire.”
Luke 3:17κατακαύσει
His winnowing fork is in His hand to clear His threshing floor and to gather the wheat into His barn; but He will burn up the chaff with unquenchable fire.”
Acts 19:19κατέκαιον
And a number of those who had practiced magic arts brought their books and burned them in front of everyone. When the value of the books was calculated, the total came to fifty thousand drachmas.
1 Corinthians 3:15κατακαήσεται
If it is burned up, he will suffer loss. He himself will be saved, but only as if through the flames.
Hebrews 13:11κατακαίεται
Although the high priest brings the blood of animals into the Holy Place as a sacrifice for sin, the bodies are burned outside the camp.
Revelation 8:7κατεκάη
Then the first angel sounded his trumpet, and hail and fire mixed with blood were hurled down upon the earth. A third of the earth was burned up, along with a third of the trees and all the green grass.

Abbott-Smith

κατα-καίω
[in LXX chiefly for שָׂרַף; in Exo.3:2 (אָכַל pu.), distinguished from καίω ;]
to burn up, burn completely: with accusative of thing(s), Mat.13:30 Act.19:19; pass., 1Co.3:15, Heb.13:11, 2Pe.3:10, Rev.8:7; before πυρί Mat.3:12 13:40, Luk.3:17 (cf. Exo.29:14, al.); ἐν πυρί (Deu.9:21, al.): Rev.17:16 18:8.†
(AS)

Sources: Abbott-Smith’s Manual Greek Lexicon of the New Testament (1922, public domain) and glosses from STEPBible TBESG (CC BY 4.0); STEPBible TAGNT (Greek New Testament, CC BY 4.0); the Berean Standard Bible (public domain). Reformatted by Word Study, wording unchanged. All sources and licenses.