noun - the process of making a liquid weaker or less concentrated by adding water or another liquid
noun - the amount of time an employee or employer must give before ending a job or contract
noun - the outer edge or boundary of an area, often referring to a secured or guarded zone
verb - to make a false and damaging statement about someone, with the intent to harm their reputation
noun, formal - the experience of losing a loved one through death, often accompanied by deep sorrow and mourning