Abbott-Smith Manual Greek Lexicon
πυρόω (G4448)
6 πυρόω , -ῶ ( πῦρ ), [in LXX chiefly for צרף ;] to set on fire , burn up . In NT always pass., to be set on fire , to burn : Eph 6:16 , II Pe 3:12 ; ptcp., glowing , Re 1:15 . Metaph., of grief or indignation, II Co 11:29 ; of lust, I Co 7:9 . Of metals (cf. Jb 22:25 , Ps 11 (12):7 , Za 13:9 ), to be refined or purified by fire: Re 3:18 (and so in RV, Re 1:15 , but v. supr.).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain