This is of paramount importance.
Ventriloquism is of ancient origin.
This is of enormous consequence.
Speed is of the essence.
What are the roles of "of" in these sentences?
remyzero What are the roles of "of" in these sentences? "Of" is the head word in a prepositional phrase.
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remyzeroWhat are the roles of "of" in these sentences?
"Of" is the head word in a prepositional phrase.
remyzeroWhat are the roles of "of" in these sentences?
Semantically it's related to "have".
has paramount importance; has an ancient origin
For cases where "of" + abstract noun = a corresponding adjective (is of the essence ~ is essential), see
CJ