Constant in pursuit or exertion; persevering; calmly diligent.
Willing to wait if necessary; not losing one's temper while waiting.
One who, or that which, is passively affected; a passive recipient.
A person or animal who receives treatment from a doctor or other medically educated person.
The noun or noun phrase that is semantically on the receiving end of a verb's action.
Obstinate and unruly; strongly opposed to something.
Not affected by great heat.
Difficult to treat.
Incapable of registering a reaction or stimulus.
A material or piece of material, such as a brick, that has a very high melting point.