Winter is periphrased as son of Vindsvalr, bane of serpents and 'storm-time'. Two verse examples.

Hvernig skal kenna vetr? Svá, at kalla hann son Vindsvals ok bana orma, hríðmál. Svá kvað Ormr Steinþórsson:

How shall winter be periphrased? Thus: by calling it son of Vindsvalr, and bane of serpents, storm-time. Thus spoke Ormr Steinþórsson:

Svá kvað Ásgrímr:

Thus spoke Ásgrímr:

Skaldic quotations

Ormr Steinþórsson (vinter = Vindsvals son)

Ræð ek þenna mög manni Vindvals unað blindum.

I read this son of Vindsvalr [winter] as a joy for the blind man.

Ásgrímr (vinter = orms-tregi, ormsorgen)

Sigrgæðir var síðan seimörr í Þrándheimi, þjóð veit þínar íðir, þann orms-trega, sannar.

The victory-granter [the prince], generous with gold, was afterward in Þrándheimr during that serpent's-grief [winter]; the people know and confirm your deeds.