’I give my word,’ the chaplain pleaded, but it was too late, for the homely hirsute specter had already vanished, dissolving so expertly inside the blooming, dappled, fragmented malformations of leaves, light and shadows that the chaplain was already doubting that he had even been there.
There are no more uses of "specter" in the book.
Show samples from other sources
From where I sit on the field, he’s a bizarre specter, so frail and ashen.
Sabaa Tahir -- An Ember in the Ashes
It was my father, standing on my doorstep like some awful specter summoned by my hatefulness.