From sval + -hed. <span class="searchmatch">svalhed</span> c (singular definite svalheden, plural indefinite svalheder) coolness, chilliness (temperature) “<span class="searchmatch">svalhed</span>” in Den Danske Ordbog...
2 The "indefinite" superlatives may not be used attributively. svale <span class="searchmatch">svalhed</span> From Old Norse svalr. sval (neuter singular svalt, definite singular and...