ERIACH
ERIACHS
ERIC
ERICA
ERICACEOUS
ERICAS
ERICK
ERICKS
ERICOID
ERICS
ERIGERON
ERIGERONS
ERINACEOUS
ERING
ERINGO
ERINGOES
ERINGOS
ERINITE
ERINITES
ERINUS
ERINUSES
ERIOMETER
ERIOMETERS
ERIONITE
ERIONITES
ERIOPHOROUS
ERIOPHORUM
ERIOPHORUMS
ERIOPHYID
ERIOPHYIDS
ERIOSTEMON
ERIOSTEMONS
ERISTIC
ERISTICAL
ERISTICALLY
ERISTICS

36 words start with ERI.