Gleam

блещукане

bleštukane

(indistinct sign of something — see also glimpse, hint)

лъч

lǎč

(indistinct or small, or short-lived, appearance of light)

проблясък

probljasǎk

(indistinct sign of something — see also glimpse, hint)

блестя

blestja

(to shine, especially in an indistinct or intermittent manner — see also glisten, glitter)

просветвам

prosvetvam

(to be strongly but briefly apparent)