Delahunty and Garvey
-ant/-ent absorb-ent
-atory affirm-atory
-ful resent-ful
-ive generat-ive
from Adjectives
-ish green-ish
-ly good-ly
Derived Adverbs
-ly slow-ly
-ward(s) in-ward(s)
-wise length-wise
Miscellaneous
down-er
iff-y, upp-itty
in-ness, much-ness, such-ness,
there-ness, why-ness
thus-ly