2 syllables:
clonal, conal, cronel, joan hill, monal, phonal, sonal, tonal, zonal

3 syllables:
ammonal, anconal, atonal, azonal, bitonal, bizonal, coronal, cyclonal, hormonal, madonal, mangonel, saponul, subzonal, sulphonal, umbonal, veronal

4 syllables:
baritonal, chordotonal, ecotonal, embryonal, interzonal, intrazonal, microtonal, monoclonal, myelonal, pheromonal, piperonal, polyclonal, polyzonal, semitonal, subumbonal, tautozonal, trichomonal

5 syllables:
cotyledonal, intracoronal, neurohormonal, postembryonal

6 syllables:
archidiaconal

2 syllables:
climbable

3 syllables:
sinkable, cinquefoil, printable, risible, principal, synchronal, clinical, vincible, pitiful, pivotal, livable, criminal, tillable, imbecile, principle, liveable, syllable, integral, biblical, shrinkable, finagle, bimetal, minimal, mythical, binnacle, thinkable, visible, quizzical, mixable, digital, biddable, visual, drinkable, pinnacle, fixable, pinochle, bridgeable, miscible, trigonal, typical, fictional, victual

4 syllables:
unbridgeable, indictable, invisible, permissible, disenable, disyllable, pontifical, original, veridical, traditional, provisional, transmissible, forgivable, war criminal, admissible, despicable, immiscible, convincible, rescindable, assignable, equivocal, dividable, transmittable, predictable, germicidal, anticlinal, unsinkable, conditional, invincible, reciprocal, divisional, undrinkable, univocal, divisible, hospitable, unprintable, meningocele, juridical, miserable, medicinal, episcopal, nutritional, disciplinal, explicable, formidable, admittable, antipodal, additional, unthinkable, resistible, political, municipal, extricable, unlivable, transitional, dissyllable

5 syllables:
eosinophil, unpredictable, paralytical, polysyllable, reconcilable, appositional, unforgivable, inhospitable, apparitional, irresistible, inadmissible, unequivocal, unoriginal, curvilineal, diacritical, aboriginal, pleasure principle, conciliable, inexplicable, archiepiscopal, unconditional, individual, octosyllable

6 syllables:
aphrodisiacal, paradisiacal, inextinguishable, exclusion principle, definite integral

7 syllables:
indefinite integral, habitual criminal, reality principle, myelomeningocele, psychoanalytical, uncertainty principle

8 syllables:
pauli exclusion principle