очищати

Etymology
From the stem of. Compare 🇨🇬, 🇨🇬, 🇨🇬.

Verb

 * 1)  to cleanse, to clean, to purify, to purge
 * 2) to clarify make clear or bright by freeing from impurities
 * 3) to refine free from impurities
 * 4)  to rectify purify or refine by distillation