The state of being far off, or the degree to which something is far; distance, span; remoteness(noun)
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Use "farness" in a sentence
"In all farness, he was looking for an excuse to call it quits."
"The irruption of the horses — illustrating their farness, their closeness, their threat, their beauty — shows them to be, as Armitage says, "unbiddable.""
"They were so dark a gray that they seemed brown, and there were a farness and alertness of vision in them as of bright questing through profounds of space."