(v) to think that something is the case without being certain

(v) in medicine, to use equipment to create an image of an internal part of the body like the brain

(v) to change something totally

(n) something that exists separately from other things and has its own identity

(v) to strengthen something by giving it more support

(n) well-being, health, comfort, happiness

(adj.) easily bent or adjusted without breaking

(v) to lie beneath something

(n) a point of view or a particular way of thinking about something

(v) to succeed in doing something that is a goal or aim

(adj) vast, covering a large area

(v) to put an object inside something

(v) to join together

(v) to increase in amount

(adj) extreme, associated with very significant changes

(n) a device that produces a narrow, intense beam of light

(adj) complete and careful

(n) something very important that must be dealt with first

(v) to give something (time or money) for a particular purpose

(adv) a period between two events or a time while something is happening

(n) a person who is hurt or killed, especially in an accident or disaster

(n) something that causes illness or death if swallowed or touched

(n) an illness with a very high body temperature

(v) to become larger

(v) to pass something (message, disease) to another person

(adj) used to a situation

(adj) preferring traditional ways of doing things to changes and new ideas; cautious and on the low side when giving estimates

(n) the frequency with which something happens

(n) the cause of something, usually bad

(n) an unexpected and serious situation that must be dealt with immediately