Pût
Pût is the third-person singular form of the French verb pouvoir in the imperfect subjunctive (subjonctif imparfait). It is used in literary, archaic, or very formal French to express past-attempts or possibilities in a hypothetical or subordinate clause introduced by que, such as in qu’il pût venir (that he could come). The form is part of a historical set of imperfect-subjunctive endings for pouvoir, which include pusse (je pusse, tu pusses), pût (il pût), pussions (nous pussions), pussiez (vous pussiez), and pussent (ils pussent).
Etymology traces pût to the verb pouvoir, itself from Latin posse, through Old French. The imperfect subjunctive
Usage and style notes indicate that pût is primarily encountered in classical literature, poetry, religious texts,