1.Precedence
Meaning: the condition of being considered more important than someone or something else;
Synonym: outweigh, supersede,
Sentence: “his desire for power soon took precedence over any other consideration”
2.Hierarchy
Meaning: a system in which members of an organization
Synonym: pecking order, ranking, grading, ladder, social order, social stratum
Antonym: disordered, free-for-all
Sentence: “the initiative was with those lower down in the hierarchy”
3.Repechage
Meaning: a trial heat (as in rowing) in which first-round losers are given another chance to qualify for the semifinals
Sentence: The British would now have to row and win in a repechage the next day if they were to be one of the final six boats in the medal race.
4.Recourse
Meaning: something that one uses to accomplish an end especially when the usual means is not available
Synonyms: expedient, resource
Sentence: a toddler quickly learns that a tantrum is a surefire recourse when a polite request for something is met with parental indifference
5.Prelude
Meaning: an action or event serving as an introduction to something more important.
Synonym: preliminary, overture, opening, preparation
Antonym:conclusion, postscript
Sentence: “a ceasefire had been agreed as a prelude to full peace negotiations”