ROGET THESAURUS
interspersion
Dispersion
N
nonassemblage, dispersion, dispersion, disjunction, divergence, aspersion, scattering, dissemination, diffusion, dissipation, distribution, apportionment, spread, respersion, circumfusion,
interspersion, spargefaction, affusion, waifs and estrays, flotsam and jetsam, disjecta membra waveson, unassembled &c (assemble), dispersed, sparse, dispread, broadcast, sporadic, widespread, epidemic, adrift, stray, disheveled, streaming, sparsim, here and there, passim.
Interposition
N
interposition, interjacence, intercurrence, intervenience, interlocation, interdigitation, interjection, interpolation, interlineation,
interspersion, intercalation, interpenetration, permeation, infiltration, intervention, interference, intrusion, obtrusion, insinuation, insertion, dovetailing, embolism, intermediary, intermedium, go between, bodkin, intruder, interloper, parenthesis, episode, flyleaf, partition, septum, diaphragm, midriff, dissepiment, party wall, panel, room divider, halfway house, interjacent, intercurrent, intervenient, intervening, intermediate, intermediary, intercalary, interstitial, embolismal, parenthetical, episodic, mediterranean, intrusive, embosomed, merged, between, betwixt, twixt, among, amongst, amid, amidst, mid, midst, in the thick of, betwixt and between, sandwich-wise, parenthetically, obiter dictum.