Here's what rhymes with subcanonical.
monocle canonical Words that almost rhyme with subcanonical
anatomical nautical topical follicle barnacle coracle karakul possible marginal particle cortical horrible nominal volatile carnival laudable methodical farcical inaudible fontanel washable lockable watchable gemological impossible probable soluble cardinal plausible portable allegorical constable forcible orthogonal adorable carbonyl chargeable cosmological oratorical torsional aeronautical corpuscle cytological voluble nonvolatile solvable fordable purchasable axolotl chlorophyl gemmological remarkable hierarchical proximal doctrinal improbable insoluble phenomenal affordable deplorable apocryphal enforceable implausible pronominal tetragonal unsolvable unstoppable submarginal tortoiseshell importable adoptable insolvable rhapsodical equatable nonchargeable enlargeable responsible abdominal proportional etymological unenforceable unremarkable exportable oligarchical resolvable supportable entomological exhaustible rechargeable scatological antiparticle seismological suborbital nonenforceable revolvable anthropological irresponsible inexhaustible insupportable transportable gerontological phantasmagorical epistemological disproportional