12 Letter Words
psychography
31
paralyzingly
30
paroxysmally
29
physiography
29
polypharmacy
29
projectively
29
projectivity
29
pectoriloquy
28
phlebography
28
phytotherapy
28
paleozoology
27
pejoratively
27
perplexingly
27
polyembryony
27
protozoology
27
psychrometry
27
paradoxology
26
pharyngotomy
26
premaxillary
26
perfectively
25
perfectivity
25
pharmacology
25
pharyngology
25
philanthropy
25
phototherapy
25