lit up - definition, thesaurus and related words from WordNet-Online

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Verb light up has 5 senses

light up - start to burn with a bright flame; "The coal in the BBQ grill finally lit up"
--₁ is one way to erupt, ignite, catch fire, take fire, combust, conflagrate
Sample sentence:
Something ----s
light, illume, illumine, light up, illuminate - make lighter or brighter; "This lamp lightens the room a bit"
--₂ is one way to lighten, lighten up
Sample sentences:
Somebody ----s something
Something ----s something
clear up, clear, light up, brighten - become clear; "The sky cleared after the storm"
Sample sentences:
Something ----s
It is ----ing
light up - ignite; "The sky lit up quickly above the raging volcano"
--₄ is one way to ignite, light
Sample sentence:
Something ----s
light up, fire up, light - begin to smoke; "After the meal, some of the diners lit up"
--₅ is one way to ignite, light
Sample sentence:
Somebody ----s