2 adjectives to describe seniority

dozen years of actual seniority to Mr. Pitman and her exquisite hair, the densest, the finest tangle of arranged silver tendrils that had ever enhanced the effect of a preserved complexion.

I was still on duty at Versa, but the conversation in the R.A.M.C. Mess bored me, particularly at meals; it was all sputum and latrines, gas gangrene and the relative seniority of the doctors one to another.

2 adjectives to describe  seniority