Sibling Quiz: Test How Well You Know Your Brother or Sister

1. How do you celebrate your sibling's achievements?

I go all out — I'm their biggest hype person

I congratulate them and then immediately try to top it

I make sure they know how proud I am and celebrate properly

I roast them lovingly and then buy them a drink

2. How do you feel about your sibling relationship overall?

It's one of the most important relationships in my life

It's fun, competitive, and makes me a better person

It's built on trust and loyalty — I'd do anything for them

It's getting better all the time — we're really finding our groove

3. If your sibling needed to borrow money, what would happen?

I'd give it without hesitation — no questions asked

I'd give it but keep score — they owe me one

I'd give it and also try to help them fix whatever caused the problem

I'd give it and make a joke about it every time I see them

4. How do you and your sibling show love to each other?

Openly and often — we're very expressive with each other

Through actions and competition — we push each other to grow

By always showing up when it matters most

Through humour and playful teasing — that's our love language

5. What is your sibling's biggest pet peeve?

I know it well — and I try hard not to trigger it

I know it well — and I use it strategically

I know it because I always try to make their environment comfortable

I'm not totally sure — we're still figuring each other out

6. Have you ever kept a secret for your sibling from your parents?

Many times — sibling code is sacred

Yes, but I stored it for future leverage

Yes, because protecting them was more important than anything

Yes, and we still laugh about it to this day

7. How would your sibling describe you to a stranger?

My best friend who happens to be my sibling

My biggest competition and my greatest motivation

The person who always has my back no matter what

The funniest person I know — even if they're annoying

8. Does your sibling know your deepest secret?

Yes — we tell each other everything, no filter

Some things, but I keep my cards close so they can't use it against me

Yes, because I trust them completely to protect me

Not really — we keep things light and fun between us

9. What kind of childhood memories do you share most with your sibling?

Endless adventures and moments that only we understand

Epic competitions and arguments over who was better at everything

Times when one of us stood up for the other

Hilarious pranks and moments that still make us cry laughing

10. What is your sibling's go-to comfort item or activity when stressed?

I know it perfectly — I've seen them do it a hundred times

I have a good idea, though I'd never admit I noticed

I know because I've helped them through stressful times

I'm not totally sure — we're still learning more about each other

11. How often do you and your sibling talk or text each other?

Every single day — we're basically attached at the hip

Regularly, but usually to challenge or tease each other

When one of us needs advice or support

Mostly to share memes and funny videos

12. Do you know what your sibling was most afraid of as a child?

Absolutely — I probably teased them about it and then comforted them

Yes, and I may have used it against them once or twice

Yes, because I always tried to protect them from it

I think so, but I'm not entirely sure — we weren't super close back then

13. If your sibling was having a terrible day, what would you do?

Drop everything and be there for them immediately

Challenge them to do something fun to take their mind off it

Step in, listen carefully, and help them fix the problem

Make them laugh until they forget what was wrong

14. What is your sibling's biggest dream or life goal?

I know it deeply — we've talked about our futures together at length

I know it because I want to achieve it first

I know it because I actively try to help them reach it

I have a general idea, but we mostly talk about fun stuff

15. How well do you know your sibling's relationship history?

I know everything — I was there for every heartbreak and celebration

I know enough to tease them about their exes

I know because I've always looked out for who they date

I know the highlights — especially the embarrassing stories

16. What would you and your sibling most likely do on a free weekend together?

Spend the whole day together doing whatever comes naturally

Challenge each other to a game, sport, or competition

Help each other with errands, goals, or life stuff

Watch a comedy, pull pranks, or just laugh all day

17. Do you know your sibling's closest friend's name?

Yes, and I know all the drama in their friend group too

Yes, mostly because I've competed with them for my sibling's attention

Yes, I've vetted them to make sure they're a good influence

Sort of — I know the funny nickname we gave them

18. What would your sibling say is your most annoying habit?

I know exactly what they'd say — we've had that conversation many times

Being too competitive about everything

Being overly protective or giving unsolicited advice

Making jokes at the wrong time

19. How do you and your sibling handle disagreements?

We talk it out quickly — we hate being on bad terms

We argue passionately but get over it fast

One of us usually steps up to smooth things over

We crack a joke to break the tension

20. What is your sibling's favourite food?

I know it off the top of my head — I could order for them anywhere

I know it, but I'd never admit I paid that much attention

I know because I've made it for them when they were upset

I have a rough idea — we've argued over restaurant choices enough times