one vs parcel

one

verb
  • To cause to become one; to gather into a single whole; to unite. 

num
  • The cardinality of the smallest nonempty set. 

  • The first positive number in the set of natural numbers. 

  • The number represented by the Arabic numeral 1; the numerical value equal to that cardinal number. 

  • The ordinality of an element which has no predecessor, usually called first or number one. 

pron
  • The first mentioned of two things or people, as opposed to the other. 

  • Functions as a relative pronoun at the end of a relative clause. 

  • Any person (applying to people in general). 

  • One thing (among a group of others); one member of a group. 

  • Any person, entity or thing. 

  • Used as a noun substituent following a possessive determiner. 

particle
  • Used to emphasize or explain something, with an implied antecedent. 

  • Used at the end of a sentence to highlight the characteristics of someone or something. 

  • A nominalizer; used to form a noun phrase without a head noun. 

adj
  • Whole, entire. 

  • Being an unknown person with the specified name; see also "a certain". 

  • The same. 

  • In agreement. 

  • Being a preeminent example. 

  • Sole, only. 

  • Being a single, unspecified thing; a; any. 

  • Of a period of time, being particular. 

noun
  • One run scored by hitting the ball and running between the wickets; a single. 

  • A joke or amusing anecdote. 

  • A particularly special or compatible person or thing. 

  • A one-dollar bill. 

  • Used instead of ! to amplify an exclamation, parodying unskilled typists who forget to press the shift key while typing exclamation points, thus typing "1". 

  • The neutral element with respect to multiplication in a ring. 

  • One o'clock, either a.m. or p.m. 

  • The digit or figure 1. 

parcel

noun
  • An individual item appearing on an invoice or receipt (only in the phrase bill of parcels). 

  • A package wrapped for shipment. 

  • An individual consignment of cargo for shipment, regardless of size and form. 

  • A small amount of food that has been wrapped up, for example a pastry. 

  • A portion of anything taken separately; a fragment of a whole; a part. 

  • A division of land bought and sold as a unit. 

  • An indiscriminate or indefinite number, measure, or quantity; a collection; a group. 

verb
  • To divide and distribute by parts or portions; often with out or into. 

  • To wrap a strip around the end of a rope. 

  • To wrap something up into the form of a package. 

  • To add a parcel or item to; to itemize. 

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