Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun weightiness
2 senses of weightiness
Sense 1
weight, weightiness -- (the relative importance granted to something; "his opinion carries great weight"; "the progression implied an increasing weightiness of the items listed")
=> importance -- (the quality of being important and worthy of note; "the importance of a well-balanced diet")
Sense 2
heaviness, weightiness -- (the property of being comparatively great in weight; "the heaviness of lead")
=> weight -- (the vertical force exerted by a mass as a result of gravity)