LIGHTEN
lighten
Verb
- To alleviate; to reduce the burden of.
 - To make light or lighter in weight.
 - To make less serious or more cheerful.
 - To make brighter or clearer; to illuminate.
- to lighten an apartment with lamps or gas; to lighten the streets
 
 - To become light or lighter in weight.
 - To become less serious or more cheerful.
 - To become brighter or clearer; to brighten.
 - To burst forth or dart, as lightning; to shine with, or like, lightning; to flash.
 - To emit or disclose in, or as if in, lightning; to flash out, like lightning.
 - To descend; to light.
 - To illuminate with knowledge; to enlighten.
 
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