General harmful:
* Noxius: This is the most common and general term for "harmful." It can describe something that causes harm, damage, or injury.
* Maleficus: This word means "harmful" or "malicious" and is often used to describe someone who intends to cause harm.
* Injurious: This is another general term for "harmful" and emphasizes the damaging effect something has.
Harmful to health:
* Noxius: This word can also be used for something that is harmful to health.
* Morbificus: This word specifically means "disease-causing" or "harmful to health."
Harmful to the environment:
* Noxius: This word can also be used for something that is harmful to the environment.
* Pollens: This word means "polluting" and is often used to describe something that harms the environment.
Harmful to the soul/spirit:
* Peccaminosus: This word means "sinful" and describes something that is harmful to the soul or spirit.
The best translation of "harmful" will depend on the specific context.
For example, if you are talking about a harmful chemical, you might use "noxius." If you are talking about a harmful person, you might use "maleficus."