Hepat/o is the medical terminology combining form meaning liver.
Megal= means large. For example, Hepatoslenomegaly means enlargement of the liver and spleen.
It means Liver.
The combining form hist/o means
Xeno- is the combining form meaning strange or other.
Combining form derm/o means: skin
The combining form that means "nail" is onych/o.
Combining form for shape
A hump is not a medical term, so I can't give you the correct combining form.
The prefix hepta- means seven.
The combining form that means hidden is "crypt-" as in "cryptic" or "cryptology."
The medical terminology combining form for "rapid" is "tachy-." For instance, tachycardia is abnormally rapid heartrate.