I'll be nicknaming you'll be nicknaming she'll be nicknaming we'll be nicknaming you'll be nicknaming they'll be nicknaming
Future perfect
I'll have nicknamed you'll have nicknamed she'll have nicknamed we'll have nicknamed you'll have nicknamed they'll have nicknamed
Future perfect continuous
I'll have been nicknaming you'll have been nicknaming she'll have been nicknaming we'll have been nicknaming you'll have been nicknaming they'll have been nicknaming
I'd be nicknaming you'd be nicknaming she'd be nicknaming we'd be nicknaming you'd be nicknaming they'd be nicknaming
Past
I'd have nicknamed you'd have nicknamed she'd have nicknamed we'd have nicknamed you'd have nicknamed they'd have nicknamed
Past continuous
I'd have been nicknaming you'd have been nicknaming she'd have been nicknaming we'd have been nicknaming you'd have been nicknaming they'd have been nicknaming