Main; important. Distinctive or important point of something. To highlight or give special importance to.

In a way not requiring control by a person.

To do, be or happen for the first time; begin.

causing death. act of causing death. To prevent something from continuing or operating.

action of helping or doing work for someone. Maintenance of machineries so it runs well, e.g. cars. To maintain a piece of machinery so it runs well.

statement or event that warns of something or that serves as cautionary example. Acts of telling someone about possible danger.

Not deep; short from top to bottom. area of sea, lake, or river. become less deep over time or in particular place.

To act in a certain way toward someone.

people employed in organization or engaged in organized undertaking such as military service.

place where passenger trains stop on railway line. Companies that broadcasts radio or TV programs. (Army) to be posted to a place to perform duties.

sound. . To announce the date of an election.

(Of a thing) causing doubt; suspicious. Person thought to have committed a crime. To doubt or lack trust.

To mention something that could be done; propose.

Equal to something in value, use or meaning. equal or corresponding person or thing.

not able or likely to cause harm.