ОСЛИН
Сеть Лексической Информации Открытого Доступа для Русского языка

Database of Russian Verbal Aspect

Verbal Cluster

Cluster base: чернеть

lookup verbчернеть(imperfective)
perfective of чернеть (imperfective)почернеть(perfective)
derivation of чернеть (imperfective)зачернеть(perfective)

3 verbs in cluster (also include non-verbs)

under
construction