all vs purely

all

adv
  • Wholly; entirely; completely; totally. 

  • A quotative particle, compare like. 

  • So much. 

  • Apiece; each. 

noun
  • Everything that one is capable of. 

  • The totality of one's possessions. 

det
  • Every individual or anything of the given class, with no exceptions (the noun or noun phrase denoting the class must be plural or uncountable). 

  • Throughout the whole of (a stated period of time; generally used with units of a day or longer). 

  • Only; alone; nothing but. 

pron
  • The only thing(s). 

  • Used after who, what, where, how and similar words, either without changing their meaning, or indicating that one expects that they cover more than one element, e.g. that "who all attended" is more than one person. (Some dialects only allow this to follow some words and not others.) 

  • Everything. 

  • Everyone. 

adj
  • All gone; dead. 

purely

adv
  • Wholly; really, completely. 

  • Chastely, innocently; in a sinless manner, without fault. 

  • Solely; exclusively; merely, simply. 

adj
  • without physical adulterants; with no admixture 

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