Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun clouding_up

1 sense of clouding up

Sense 1
clouding, clouding up -- (the process whereby water particles become visible in the sky)
       => vaporization, vaporisation, vapor, vapour, evaporation -- (the process of becoming a vapor)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb cloud_up

1 sense of cloud up

Sense 1
overcloud, cloud over, cloud up -- (become covered with clouds; "The sky clouded over")
       => darken -- (become dark or darker; "The sky darkened")