(Sorry this is the full version. Idk what happened)
Tony:
His in yours: My Stark
Yours in his: Future Mrs. Stark
Steve:
His in yours: Captain Lover
Yours in his: My Y/N
Bruce:
(Inside joke)
His in yours: Boyfriend
Yours in his: Girlfriend
Clint:
His in yours: My Archer
Yours in his: Agent Girlfriend
Thor:
His in yours: My Asgardian Prince
Yours in his: Maiden Y/N
Loki:
His in yours: My Mischievous God
Yours in his: My Y/N