Those comments of tepidity and tedium reek of ignorance.
From the guardian.co.uk
It may be an exaggeration, but not much of one, to say that Klee's development was a long struggle to transcend his innate tepidity.
From the time.com
The people we meet in Little Children are bewildered, frozen in shock at the tepidity of the present, even though they have worked their whole lives to get exactly where they are.
From the time.com
More examples
Lukewarmness: a warmness resembling the temperature of the skin
In geography, temperate or tepid latitudes of the globe lie between the tropics and the polar circles. The changes in these regions between summer and winter are generally relatively moderate, rather than extreme hot or cold. ...