Mammoth Uncensored Word List:
139 words ending with cs, 14 letters long

aeroballistics agrizoophobics anachrophobics anaphrodisiacs anthelminthics antiarthritics antiasthmatics antiepileptics antimetabolics antinephritics antiparasitics antipsychotics antirheumatics antiscorbutics antispasmodics apophlegmatics archbishoprics architectonics arithmomaniacs arithmophobics astrapophobics bacillophobics bioaeronautics bioelectronics bioinformatics biomathematics biosystematics cainotophobics christophobics chromodynamics cleisiophobics clithrophobics clitoromaniacs counterphobics countertactics criminalistics cryptanalytics cyberathletics dextrocardiacs disposophobics elastodynamics electrophysics electrostatics enfantaphobics ergasiophobics erythrophobics ferroelectrics geolinguistics gephyrophobics gerascophobics germanophobics gerontophobics herpetophobics hispanophobics histaminergics hydroacoustics hydrocephalics hydromagnetics hydromechanics hyperromantics hypochondriacs iatromechanics ichthyophobics immunogenetics intermetallics isogeothermics kainolophobics keraunophobics lithontriptics macroeconomics magnetostatics melissophobics microcephalics microeconomics micromechanics molysmophobics monochromatics myrmecophobics neurastheniacs nipponophobics nonantibiotics nonelectronics olfactophobics omphalophobics onomatophobics ophidiophobics orchidomaniacs ornithophobics parturiphobics patroiophobics peccatiphobics peccatophobics phelloplastics phonemophobics pneumodynamics pneumogastrics pnigerophobics poliosophobics preanesthetics prosthodontics pseudoclassics psychasthenics psychodynamics psychogenetics psychographics psychosomatics psychotechnics psychrophobics pteronophobics scelerophobics schizophrenics scoleciphobics scotomaphobics scriptophobics semiautomatics siliciclastics spectrophobics spheksophobics stratigraphics symbolophobics sympatholytics syphilophobics tectonophysics terdekaphobics teutonophobics thanatophobics theatrophobics thermodynamics thermoplastics tonitrophobics tridecaphobics trypanophobics tyrannophobics ultramechanics ultrapotassics vaccinophobics venereophobics verminophobics vitricophobics