Said It Here

Will an extremely clingy resident cat accept a second cat?

Resident cats who are extremely clingy and hiss during initial introductions make owners worried about bringing home a second pet. This sudden change can cause tension and make it difficult to know if the resident cat will ever accept a new companion.

Overview
People affected8 accounts across 1 forum
Workarounds found17 items attempted
Community agreement122 total upvotes

What people tried

Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.

17 items+ Contribute

Found another way around this?

Share your steps and trade-offs so fellow engineers don't have to reinvent the wheel. No account required.

  1. 1
    Keeping the new cat in a separate room
    2 people mentioned
    Did this help you?
  2. 2
    putting Rocco in his carrier so they could see each other without risk
    Did this help you?
  3. 3
    doing a slow introduction
    Did this help you?
  4. 4
    Spending time with both cats individually
    Did this help you?
  5. 5
    Swapping scents between cats
    Did this help you?
  6. 6
    Hoping for a smooth adjustment period on their own
    Did this help you?
  7. 7
    fostering to adopt
    Did this help you?
  8. 8
    asking shelter staff to match personality types
    Did this help you?
  9. 9
    using a shelter sleepover option to test compatibility
    Did this help you?
  10. 10
    selecting specific breeds considered more chill
    Did this help you?
  11. 11
    Switching rooms to let each cat smell and roam the other's space
    Did this help you?
  12. 12
    Placing food bowls on opposite sides of a closed door during feeding time
    Did this help you?
  13. 13
    Scent swapping using items belonging to each cat
    Did this help you?
  14. 14
    Keeping the cats separated during the night
    Did this help you?
  15. 15
    Constantly monitoring their interactions during the day
    Did this help you?
  16. 16
    Putting their food next to each other
    Did this help you?
  17. 17
    Mixing their litter box sand
    Did this help you?
Tried another approach not listed above?+ Share your workaround ↑

In their words

Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.

r/cats8 people · September 2026

“Unfortunately my 3 year old neutered male isn't too keen on her right now. I'm sure he will come around. Any advice for making him accept her?”source ↗

Majestic-Tigers · r/cats · 72 upvotes

“What is the best way to introduce both cats?”source ↗

“I have never introduced ANY cats before, and given Breezies history and Margalo's lack of history, im not sure how to introduce them or if there will be an impossibility.”source ↗

“What is my best options to introduce them slowly? What can I do to make sure both cats are comfortable with eachother before I even attempt?”source ↗

Dustytail_studios98 · r/cats · 20 upvotes

“I don’t know how to make A accept S, S is very sweet and just wants to meet her.”source ↗

“We have to keep them separated during the night because we are afraid A will attack S if she gets too close and it’s very stressful during the day to constantly monitor their interactions.”source ↗

Responsible_Sock5223 · r/cats · 13 upvotes

“Day 1: my void hissed at empty spaces, or when i tried to pet him when he heard the new kitty meows 😅”source ↗

“Any other advice would be much appreciated!”source ↗

Kragonkraken · r/cats · 9 upvotes

“I've been wanting to get a second cat in a few months, but my current cat hissed at my friend's cat when we tried to have a little cat playdate, so now I'm not so sure haha.”source ↗

“Thing is, he's EXTREMELY clingy, and basically wants to be in contact with me at all times when I'm home.”source ↗

“On top of that, I've been living alone with just him for the last year, so a new cat would be a very big change for him.”source ↗

siddybid · r/cats · 5 upvotes

“My husband and I try, he has lots of toys and stimulation, but it feels like he could benefit from when we are out all day at work to have a buddy to play and socialize with so we are considering a second cat.”source ↗

“We are both a little nervous about finding a good fit for a second cat. I am wondering if anyone has any tips or suggestions on how to find a cat that could be a good fit for him?”source ↗

navik8_88 · r/cats · 3 upvotes

“I had a little boy just like that and thought getting another cat would help, he is worse now.”source ↗

cloblol · r/cats · 2 upvotes

“Hahaha dang this is our fear. I worry that he would become dominant and a bully with a less confident cat.”source ↗

navik8_88 · r/cats · 2 upvotes

“I recently adopted a new cat, but my first cat keeps hissing at the new one. Is this normal, and what can I do to help them get along and adjust to each other?”source ↗

Beneficial_March276 · r/cats · 1 upvotes

Where this came up

People with this problem also raised