WordRel.com

• the act of combining things to form a new whole

  synonym	combiningcompounding
  derivation	combinatorial
  hypernym	change of integrity
  hyponym	admixtureaffixationattachmentblendblendingcommixtureconfusionconjugationconsolidationfusionintegrationintermixtureinterspersalinterspersionjointuremixmixingmixturetemperanceunificationunionuniting

• the act of arranging elements into specified groups without regard to order

  derivation	combinatorialcombinecombine
  hypernym	mathematical operationmathematical processoperation

• a collection of things that have been combined; an assemblage of separate parts or qualities

  derivation	combinecombinecombine
  hypernym	accumulationaggregationassemblagecollection
  hyponym	amalgamcolor schemecolour schemecomplexionhaplotype

• a group of people (often temporary) having a common purpose

  derivation	combinatorialcombinecombine
  hypernym	social unitunit

• a sequence of numbers or letters that opens a combination lock

  derivation	combinatorial
  hypernym	sequence

• an alliance of people or corporations or countries for a special purpose (formerly to achieve some antisocial end but now for general political or economic purposes)

  derivation	combinatorialcombinecombine
  domain topic	governmentpolitical sciencepolitics
  hypernym	alignmentalinementalliancecoalition
  hyponym	combination in restraint of trade

• a coordinated sequence of chess moves

  hypernym

  sequence