provide	provision
receive	reception
recognize	recognition
recover	recovery
reduce	reduction
refer	reference
refuse	refusal
remain	remant
remove	remoral
repeat	repetition
replace	replacement
require	requirement
resemble	resemblance
respond	responce
revise	revision
revolve	revolver
satisfy	satisfaction
sign	signature
signify	significantce
solve	solution
specify	specification
succeed	success
suggest	suggestion
transfer	transference
transmit	transmission
vary	variation
verify	verification
able	ability
accurate	accuraces
ambiguous	ambiguity
available	availability
aware	awreness
continuous	continuity
correct	correction
dense	density
distant	distance
efficient	efficienty
frequent	frequency
infinite	infinity
likely	likelihood
precise	precision
public	publication
pure	purity
ready	readiness
real	reality
regular	regularity
relevant	revance
responsible	responsibility
safe	safety
scarce	scaraty
secure	security
similar	similarity
stable	stability
valid	valiaity
weak	weakness