arch vs least

arch

noun
  • An architectural element having the shape of an arch 

  • An inverted U shape. 

  • Any place covered by an arch; an archway. 

  • Curved part of the bottom of a foot. 

  • A natural arch-shaped opening in a rock mass. 

  • An arch-shaped arrangement of trapezoidal stones, designed to redistribute downward force outward. 

adj
  • principal; primary 

  • knowing, clever, mischievous 

verb
  • To form into an arch shape. 

  • To cover with an arch or arches. 

least

det
  • The most little; the smallest amount or quantity of something. 

noun
  • Something of the smallest possible extent; an indivisible unit. 

adv
  • Used for forming superlatives of adjectives, especially those that do not form the superlative by adding -est. 

  • In the smallest or lowest degree; in a degree below all others. 

prep
  • At least. 

  • What a stupid white privileged POS I am! Least I call myself out. 

  • 2019 December, Justin Blackburn, The Bisexual Christian Suburban Failure Enlightening Bipolar Blues, page 79 

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