Your nicknames for them

•Steve Rogers•
Stevie
Steven
Mr.Roger That
Captain

•Bucky Barnes•
Jamie
Buckers
Buck
Soldier

•Tony Stark•
Drama queen
Billionaire
Tin-Man

•Clint Barton•
Arrow guy
Shooter McGavin
Bart

•Natasha Romanoff•
Sweetie
Little one
Widow

•Sam Wilson•
Bird man
Sami

•Wade Wilson•
Willy
Dumbass
Mr.Pool
Captain Deadpool

•Bruce Banner•
Big guy
Greenie
Brucie

•Wanda Maximoff•
My girl
Mrs.Red
Scarlet

•Pietro Maximoff•
Speedster
Speedy
Piet

•Scott Lang•
Tic-tac
Small guy
Scotty

•Stephen Strange•
Jesus
Steve
Dr.

•Peter Parker•
Spidey
Pete
Petey

•T'challa•
Claws
My king
Challa

•Shuri•
Princess
The one
Mrs.SmartyPants

•Vision•
Mr.sensible
Millennial
Vis

•Rhodey•
Flying guy
Rhodes

•Loki•
Mr.Mischief
Reindeer

•Thor•
Barbie girl
Shocks
Blondie.