Apposition(n.) The putting of things in juxtaposition, or side by side; as 'I admire Cicero, the orator' is an apposition of two nouns.
Thesaurus Entries
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