The perfect active — completed action with a continuing present result. Learn the reduplication, the κα formative and endings, the second perfects (γέγονα, γέγραφα, οἶδα), the theologically weighty perfects (γέγραπται, τετέλεσται) without overclaiming, and how to parse and translate the perfect. Unlock each subtopic by scoring at least 90% on its mastery check.