Flash
Light up
Light up verb - Start to burn with a bright flame.
Flash and light up are semantically related in shine topic. Sometimes you can use "Flash" instead a verb "Light up", if it concerns topics such as illuminate, glimmer, become bright, make light.
Mutual synonyms
Both terms in one sentence
-
Muzzle Flashlight: The protagonists shotgun has a very pronounced, bright white flash, which will light up the entire screen.
Source: Video Game / Nuign Specter - Flash reduces the accuracy and is used to light up caves, Defog reduces the targets evasiveness and is used to remove well... fog from the overworld and Rock Smash?
-
There's a particularly good example of this in "Double Jeopardy", when Teal'C's robot duplicate shoots Cronus in the back several times with a staff weapon - his eyes flash in time with the energy blasts hitting them, then light up one last time and slowly fade as he expires.
Source: Eye Lights Out
Cite this Source
Light up and Flash. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/flash/light_up
Flash & Light up. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/flash/light_up>.
Light up or Flash. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/flash/light_up.
Google Ngram Viewer shows how "flash" and "light up" have occurred on timeline