noun - the process of combining several things into a single more effective or organized whole
noun - the process of becoming stronger, more united, or more certain
adjective - (of conditions or situations) very difficult, harsh, or severe
adjective - (of a person) not willing to forgive other people for their mistakes
verb, informal - to become upset, to become angry or unable to control one's temper
adjective, literary - causing harm, destruction, or serious damage; deadly or ruinous
noun - something that causes great distress, trouble, or annoyance; a source of harm or ruin
noun - the activity of going under water with special equipment including an air bottle
noun - a very thin thread or fibre, especially one that is long, flexible, and often delicate
noun, formal - an act of attacking, stealing from, or damaging something, especially by using force or violence
verb, formal - to steal from or destroy something, especially in a violent or aggressive way
noun - a difficult or unpleasant situation, especially one that continues for a long time
verb, formal - to state or argue something strongly, especially in a formal context or in disagreement