access vs staircase

access

verb
  • To gain or obtain access to. 

  • To have access to (data). 

noun
  • Connection to or communication with a computer program or to the Internet. 

  • An outburst of an emotion; a paroxysm; a fit of passion. 

  • Complicity or assent. 

  • Admission to sexual intercourse. 

  • A way or means of approaching or entering; an entrance; a passage. 

  • The right or ability of approaching or entering; admittance; admission; accessibility. 

  • The act of approaching or entering; an advance. 

  • An onset, attack, or fit of disease; an ague fit. 

  • The right of a noncustodial parent to visit their child. 

  • The quality of being easy to approach or enter. 

  • The process of locating data in memory. 

staircase

verb
  • To increase one's share in a co-ownership. 

  • To modify (a signal, a graph, etc.) to reduce a smooth curve to a series of discrete steps. 

noun
  • A flight of stairs; a stairway. 

  • A connected set of flights of stairs; a stairwell. 

  • A set of locks (enclosed sections of waterway) mounted one above the next. 

How often have the words access and staircase occurred in a corpus of books? (source: Google Ngram Viewer )