What is "pinkening"

Usage examples of "pinkening".

He looked up and she looked away, pinkening because she had been staring.

Descending toward the designated point on the planet, it belched such fire from its stern that the burn, transmitted by the myriads of tiny eyes dispersed in space, entered the milky fullness of the clouds like an incandescent needle, tearing it apart, beneath, into a whirl of pinkening scuds.

Gate, give them their gold and buy them their wine -- a big jug apiece seemed wisest to blot out memory -- then rush back in the pinkening dawn to buy from Braggi, the tavernmaster, the worthless lot behind the Silver Eel, reluctantly chop off with Fafhrd's fighting axe the garden house's ridgepole and beam-horns, throw water and then disguising ashes onto the roof and walls (without thought of what evil omen this was, recalling Vlana and Ivrian), finally stagger inside and collapse into sleep on the naked floor before even looking around.