| 1 | English | blaze | A fire, especially a fast-burning fire producing... |
| 2 | Middle English | blase | A fire or burning, especially referring to its... |
| 3 | Old English | blase | torch; blaze |
| 4 | Proto-West Germanic | blasā | blaze, flame; torch, lamp |
| 5 | Proto-Germanic | blasǭ | torch; burning candle; torch |
| 6 | Proto-Indo-European | bʰel- | to sound; to speak, roar, bark; shiny, white; to... |
| 7 | Proto-Indo-European | bʰōl- | — |