καυσόω, καύσω: (καῦσος); to burn up, set fire to; present participle passive καυσουμενος, 2 Peter 3:10, 12 (A. V. with fervent heat). (Elsewhere only (chiefly; see Sophocles Lexicon, under the word) in Dioscorides (?) and Galen: to suffer from feverish burning, be parched with fever.)
2 Peter 3:10 - V-PPM/P-NNP GRK:στοιχεῖα δὲ καυσούμενα λυθήσεται καὶ NAS: will be destroyed with intense heat, and the earth KJV: shall melt with fervent heat, the earth INT: elements moreover burning with heat will be dissolved and
2 Peter 3:12 - V-PPM/P-NNP GRK:καὶ στοιχεῖα καυσούμενα τήκεται NAS: will melt with intense heat! KJV: shall melt with fervent heat? INT: and [the] elements burning with heat shall melt