Word Study
rapidness
WORDNET DICTIONARY
Noun rapidness has 1 sense
- rapidness(n = noun.attribute) celerity, quickness, rapidity, speediness - a rate that is rapid; Array is a kind of pace, rate
has particulars: fleetness, immediacy, immediateness, instancy, instantaneousness, despatch, dispatch, expedition, expeditiousness, promptitude, promptness
Derived forms adjective rapid1, adjective rapid2
For further exploring for "rapidness" in Webster Dictionary Online