CREATE TABLE table_50830 ("Class" TEXT, "Part 1" TEXT, "Part 2" TEXT, "Part 3" TEXT, "Part 4" TEXT, "Verb meaning" TEXT)

Which class has *fraus as Part 2?
SELECT "Class" FROM table_50830 WHERE "Part 2" = '*fraus'
SELECT "Class" FROM "table_50830" WHERE "Part 2" = '*fraus'