3 syllables:
manacle, panical, panicle, pannikel, sanicle

4 syllables:
botanical, brahmanical, galvanical, gigantical, mechanical, organical, satanical, tyrannical

5 syllables:
charlatanical, immechanical, inorganical, nonmechanical, puritanical, talismanical, unmechanical

6 syllables:
aeromechanical, biomechanical, ethnobotanical, geobotanical, hydromechanical, photomechanical, quantum-mechanical, servomechanical

7 syllables:
electro-mechanical, electromechanical

3 syllables:
lacrimal, taxable, campanile, practical, passable, rational, madrigal, satiable, laughable, valuable, blastemal, cashable, fractional, clavicle, addable, affable, cascabel, tractable, palatal, actinal, tangible, casual, graspable, animal, anginal, nahuatl, mandible, fallible, actual, flammable, cannibal, national, acetyl, basketful, palpable, anodal, placable, addible, hasdrubal, capital, vaginal, radical, basophil, saxatile, radicle, actable, maximal, damnable, amytal, bacchanal, calyceal, calycle, capitol, classical, fanciful, fascicle, graphical, hannibal, magical, mannitol, tactical, tragical, vatical

4 syllables:
extractable, admirable, matabele, invaluable, detachable, propranolol, pack animal, infallible, translatable, unchangeable, abactinal, impalpable, hexagonal, infrangible, unflappable, irrational, risk capital, compatible, inflammable, moss animal, tameable, marriageable, adaptable, grand national, unpassable, attachable, small capital, contrapuntal, collapsible, translational, diagonal, impassable, intractable, expandable, free radical, spermatocele, grammatical, intangible, octagonal, expansible, implacable, fashionable, impractical, merchantable, climactical, climatical, didactical, dogmatical, dynamical, expandible, fanatical, fantastical, irascible, monastical, nonclassical, phlegmatical, pragmatical, sabbatical, schismatical, syntactical, theatrical

5 syllables:
working capital, venture capital, understandable, multinational, international, semiannual, incompatible, combinational, ideational, autocratical, biographical, calligraphical, cartographical, diplomatical, emblematical, enigmatical, ethnographical, geographical, hieratical, holographical, hydrographical, mathematical, neoclassical, plutocratical, problematical, psychiatrical, stenographical, topographical, typographical, undogmatical, untheatrical

6 syllables:
national capital, domestic animal, anticlimactical, apothegmatical, aristocratical, axiomatical, chromatographical, ecclesiastical, idiomatical, lexicographical, thermodynamical

7 syllables:
operating capital, autobiographical, biogeographical