used for emphasis with following adjective functioning as adverb. thing that is unspecified or unknown.

substance that increases rate of chemical reaction without itself undergoing any permanent chemical change.

(Of relationships) not being closely related.

Showing an earlier event in a film, book etc.. move to scene in film, etc. that is set in time earlier than main story.

From one end or side of something to the other. From the beginning of something until the end. moving in one side and out of other side of.

displaying or engaging in violence or aggression. The act of struggling with someone. To argue or quarrel with someone about something.

act or process bringing change. Acts of making or becoming something else. To replace something with another thing.

To add numbers then divide by the number of items.

Any person; anyone.

process of taking air into and expelling it from lungs. To stop moving so one can rest.

generally believed or recognized to be valid or correct. To agree to receive or take something offered.

essential or characteristic part. Forces of the weather, usually bad weather.

generally assumed or believed to be case, but not necessarily. To imagine or guess what might happen.

keeping careful watch for possible danger.

An imagined sequence of events in a plan/project.