Aeronautical rhymes with:
article, bespectacle, cortical, cuticle, diacritical, grammatical, hypothetical, impractical, nautical, obstacle, particle, political, practical, receptacle, skeptical, spectacle, tentacle
article, bespectacle, cortical, cuticle, diacritical, grammatical, hypothetical, impractical, nautical, obstacle, particle, political, practical, receptacle, skeptical, spectacle, tentacle