DOWN IS GOOD. UP IS BAD.
(Apparently this reminder bears repeating constantly.)
Abi-Dalzim's Horrid Wilting 21
Animate Dead 12
Barkskin 20
Blade Ward 20
Drawmij's Instant Summons 22
Feign Death 21
Find Traps 20
Friends 19
Holy Word 20
Mending 20
Mordenkainen's Sword 20
Phantasmal Killer 20
Ray of Enfeeblement 20
Time Stop 20
True Strike 20
Weird 20
Wish 17 - Come on, people, this spell has no place on this list. It's still godly and still the best 9th-level spell, even if it's not AD&D-level godly.
Witch Bolt 19 - Yeah, this one is just plain bad.