4 adjectives to describe tediousness

The result was not satisfactory, as might be expected from the fact that lime is a comparatively weak antiseptic (52.5 by atomic weight, while creosote is 216), and from the extreme tediousness of three months' soaking.

The litigation over these confused titles dragged on with interminable tediousness.

In order, therefore, to make sure of meeting all the objections and removing all the doubts to which they are calculated to give rise, it will be advisable, even at the risk of a little tediousness, to separate them into distinct questions and treat them accordingly.

Again, subjective tediousness is merely relative: this is because the reader is not interested in the subject of the work, and that what he takes an interest in is of a very limited nature.

4 adjectives to describe  tediousness