to make or become brighter: The white ceiling lightened the room; The sky was lightening as the clouds disappeared.
az: işıqlandırmaq, işıqlaşmaq, aydınlaşmaq
ru: освещать; светлеть
to make or become less heavy: She lightened her suitcase by taking out several pairs of shoes; The postman's bag of parcels lightened as he went from house to house.
az: yüngülləşdirmək
ru: облегчать; становиться легче