Here's what rhymes with counterdiffusion.
diffusion fusion effusion illusion infusion allusion delusion perfusion disillusion exclusion inclusion intrusion occlusion collusion profusion seclusion extrusion suffusion obtrusion preclusion confusion transfusion protrusion reperfusion conclusion contusion malocclusion Words that almost rhyme with counterdiffusion
loosen solution dissolution proven elution mucin evolution pollution dilution devolution gruesome involution ablution counterrevolution twosome unloosen resolution revolution persecution diminution attribution absolution unproven irresolution locution distribution contribution execution institution prosecution convolution destitution elocution antipollution lilliputian substitution prostitution restitution retribution constitution redistribution circumlocution electrocution reconstitution human ruin lumen rumen lupin union inhuman disunion gluten illumine neuen cumin crewman newton reunion acumen bitumen subhuman soupcon albumin superhuman nonhuman groomsmen communion nonunion