Depends on the form. If cancer has spread, it is said to have metastasized. The spreading itself is called metastasis. "Lung carcinoma with metastasis to the liver."
I think 'on foot' is the correct term to use.
the correct term is may I use the bathroom
The term hang is correct, but you can also use freeze.
Disabled, or for a person with a mental disability, you can use the term "mentally challenged."
The correct term is Casino pillar
If you are not sure, Ms. is the Politically Correct term at the moment.
Yes, the term 'untidy clothes' is a correct use of the adjective.
Caucasian :) Either is fine, but it is better to use the word Caucasian. :)
That would not be the correct term to use; solids stretch, gases expand.
To be politically correct, use the term mental institution.
The correct term is "geese". There were many geese in the sky.
The use of the term solvent in this case is not correct.