What does Blaze mean?
Modern English word name from 'blaze', a bright flame or fire. Note: the similar-looking name Blaise is unrelated to fire, deriving from Latin 'blaesus' ('lisping'); Blaze is spelled and read for the fire word.
What does Dusk mean?
A modern word-name from the English word 'dusk', the darker stage of twilight, ultimately from Old English 'dox / dosc' meaning 'dark-coloured, dusky'. Note: used as a vocabulary name rather than a traditional given name.