Uclean> to become ceremonially impure, to be unholy or be in a state where one’s body is not good for holy purposes, to be defiled by the stimulating frequency of nocturnal.

To fall into a state or to do something which activates the craving desires of the animalistic nature which is concealed in the human soul.

The state of being unclean> To come into contact with a force of influence (idea, opinion, thought, doctrine, negative frequency, negative energy, ademonic presence or spiritual presence) which has the ability to stimulate someone’s emotions into the state of miss-behaving or acting immoraly.

To divert the human attributes of passion, pleasure and desire from their godly purpose, thus resulting into the psychological exchange which leads to the stirring up of the negative animalistic traits in the human soul.

The Immoral behaviors of sexual immorality and perversion, can put someone’s emotional and physchological nature into the state of becoming unclean.
The eating of unclean animals or unclean foods, to be possesed by unclean spirits, the consumption of unclean chemicals etc, can result into the state of becoming unclean

Genesis 7:2 You shall take with you seven each of every clean animal, a male and his female; two each of animals that are unclean, a male and his female;