1. (n.) The state of being next to or contiguous; as, the adjacency of lands or buildings\.

2. (n.) That which is adjacent.

Anschluss IC analysis Janus abutment abuttal accidence addition adjacency adjoiningness affiliation affix affixation agglomeration agglutination aggregation agreement alliance allomorph amalgamation ambiguity ambivalence apposition appulse articulation artificial insemination assimilation association biformity bifurcation blend blending bond bound morpheme bracketing cabal cartel centralization clustering coalescence coalition combination combine combo communication composition concatenation concourse concurrence confederacy confederation confluence congeries conglomeration conjunction connection consolidation conspiracy conterminousness contiguity convergence copulation coterminousness coupling cross-fertilization cross-pollination cutting declension derivation dichotomy difference of form doubleness doublethink doubling dualism duality duplexity duplication duplicity ecumenism embodiment enclitic encompassment enosis equivocality fecundation federalization federation fertilization formative free form fusion gathering getting with child halving heterogamy hookup immediate constituent analysis impregnation inclusion incorporation infix infixation inflection insemination integration intercommunication intercourse interlinking irony isogamy joinder joining jointure junction junta juxtaposition knotting league liaison linkage linking marriage meeting meld melding merger merging morph morpheme morphemic analysis morphemics morphology morphophonemics orthogamy package package deal pairing paradigm perigee perihelion polarity pollination pollinization prefix prefixation proclitic radical root solidification splice stem suffix suffixation symbiosis syncretism syndication syneresis synthesis syzygy theme tie tie-in tie-up twinning two-facedness twoness unification union wedding word-formation yoking zygosis