Cleanse and Unclog

Cleanse verb - To free from moral guilt or blemish especially ceremonially.

Unclog and cleanse are semantically related In some cases you can use "Unclog" instead a verb "Cleanse".

Unclog verb - To make passage through (something) possible by removing obstructions.

Cleanse and unclog are semantically related in clear topic. Sometimes you can use "Cleanse" instead a verb "Unclog", if it concerns topics such as clean.