... meaning from the infinitive to the imperative is well known in Greek and other languages. (Paida d' emoi lusai te philn ta t' apoina dechesthai, Deliver up my dear child and accept the ransom). Several of these aoristic forms are sometimes very perplexing in Sanskrit. If we find, for instance, stush, we cannot always tell whether it is the infinitive (lusai); or the 1st pers. sing. of the aor. tmanep. in the subjunctive ... — Chips from a German Workshop - Volume IV - Essays chiefly on the Science of Language • Max Muller