cause, explanation, or justification for action or event. Explanations for why some things occurred or was done. think, understand, and form judgements logically.

particular kind of matter with uniform properties. Particular types of material.

thing characteristic of its kind. Things, people, which represent a category. be illustrated or exemplified.

Having many uses or skills.

More active than normal, other people.

Of thyroid gland or cartilage in neck or throat. large ductless gland in neck which secretes hormones regulating growth and development through rate of metabolism.

An unexpected problem or difficulty.

Guests, especially in your home. associate with.

Disease or other medical problem. have significant influence on.

player whose task it is to block for ballcarrier or kicker. Classes of drugs that inhibit a biological process.

Being what was wanted or needed. used to greet someone in polite or friendly way. Friendly greeting to someone who has arrived. To accept or receive something happily and gladly.

Person who is not known or named.

Intended to stop something bad from happening. medicine designed to prevent disease or ill health.

any of muscular-walled tubes forming part of circulation system by which blood is conveyed from heart to all parts of body. Important road, rail or water way.