Steve:

• Cuddles
• Him bringing you the essentials you need
• Him blushing when you become horny
• You being an emotional mess but Steve understands and soothes you
• Him trying to cheer you up by dancing and doing other silly things
• Him running you a warm bath
• You thanking him over and over again
• Him saying I Love You more than anything

Tony:

• You constantly yelling at Tony for annoying you
• Tony being immature and trying to tell you that his period comes next month
• Him having stocks of feminine products so that he won't have to go out and buy them
• You throwing a pillow at him for laughing at you
• Him apologizing afterwards and kissing you
• Movies!! Cuddles!!
• Tony putting on music
• Him giving you a back massage when your back hurts

Bucky:

• Him being awkward about it
• You crying and telling him that cramps hurt
• Him panicking and calling Wanda so she can come over and help you
• Him bringing you comfort food
• You thanking him
• Cuddles!
• Him hugging you all the time
• Him rubbing your lower stomach with his metal arm

Thor:

• Thor calling up Natasha
• You asking him for pop tarts but he refuses
• You chasing Thor around because he wouldn't give you pop tarts
• Thor giving you one pack because he loves you
• Cuddles and cuddles
• At night, Thor telling you stories about his childhood
• Him rubbing your back to comfort you
• You both having cute movie nights

Wanda:

• Her understanding how you feel
• Food Food Food
• Her getting you Midol for the pain
• You begging Wanda to cuddle with you
• Wanda making you food
• You thanking Wanda and telling her that you love her
• Movies
• Sleeping all day

Loki:

• Him immediately understanding your hormonal state and being afraid of you
• Him constantly calling you nicknames
• Him giving you what you want
• You apologizing to Loki for being bitchy
• Loki telling you that it's okay because it happens
• CUDDLES.
• Him reading to you
• Him comforting you when you become too sensitive

Clint:

• Him making fun of you
• You wanting to rip his head off
• Him pranking you
• You ripping his arrows apart
• Him apologizing and buying you comfort food
• You accepting his apology with a bitch face
• FUCKING CUDDLES MAN
• Just Dance to keep your mind off the pain

Sam:

• Him giving you your space when you get moody
• Him trying to get your lazy ass off the couch so you can do something with him
• Comfort food :)
• Him understanding what you're going through because he has a lot of females in his family
• You getting horny
• Sam telling you to take a chill pill
• You being clingy
• Sam loving you even though you look like a mess because you're his perfect mess