I'll be nickering you'll be nickering he'll be nickering we'll be nickering you'll be nickering they'll be nickering
Future perfect
I'll have nickered you'll have nickered he'll have nickered we'll have nickered you'll have nickered they'll have nickered
Future perfect continuous
I'll have been nickering you'll have been nickering he'll have been nickering we'll have been nickering you'll have been nickering they'll have been nickering
I'd be nickering you'd be nickering he'd be nickering we'd be nickering you'd be nickering they'd be nickering
Past
I'd have nickered you'd have nickered he'd have nickered we'd have nickered you'd have nickered they'd have nickered
Past continuous
I'd have been nickering you'd have been nickering he'd have been nickering we'd have been nickering you'd have been nickering they'd have been nickering