amavisse
Amavisse is the perfect active infinitive of the Latin verb amare, meaning “to have loved” or “having loved.” It is formed from the third principal part amavi plus the suffix -sse, yielding amavisse. As an infinitive, it is invariable for person and number and is used within subordinate clauses or periphrastic constructions.
Usage and function: The perfect active infinitive is principally employed in indirect discourse (oratio obliqua) and
Relation to other forms: Amare provides the present active infinitive (amare) and the future active infinitive