See the entire entry for ˀykdyn adv. how possibly?

TgQoh4:11 :אאין דמכן תרין גבר ואינתתיה ושחין להון בסיתוא ולחד איכדין ישחן : if two -- a man and a woman -- lie together, they are warm in winter, but how can one possibly get warm?

See the entire entry for šḥn vb. to become warm