Irked by it, the poster finally snapped and told her to talk like a normal person!

It looks like OP and Este belong to the latter category, but their mom always backs Alana up.

It can make one sibling feel unsupported and make conflicts worse.

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Staying neutral and helping siblings talk things through is usually the better approach.

Our expert claimed that families play a big role in shaping adults.

Seeing as how Alana is the youngest, this might be what happened in her case.

Woman using baby talk while holding infant, smiling warmly.

It might signal a need for attention or comfort, or it could be a way to handle stress.

Check out the results:

Text exchange debating sister’s use of baby talk, seeking Reddit advice.

“Text excerpt discussing a 27-year-old using nonsense baby talk, driving her sister nuts.

Text excerpt highlighting baby talk with words like “yoose in the froooj” instead of juice in the fridge.

Text about a 27-year-old using baby talk to a crying six-month-old.

A woman playfully holds a baby in a cozy room, expressing surprise.

Text about a 27-year-old using baby talk, saying “eece in the friz” instead of “ice in the freezer.

Text describing dealing with annoying baby talk by feigning ignorance until spoken correctly.

Text image about a family member translating a 27YO’s baby talk, causing frustration among siblings.

Text about a 27-year-old using baby talk at a birthday, requesting a “sleeece of the cake of cooks.

Slice of poppy seed cake with gold candle, on a festive plate.

Text reads, “This was too much for me, and I told her to stop with the made up words.” Conversation about baby talk.

Text discussing a 27YO’s use of “baby talk” and family disagreement.

Text about someone preventing the use of nonsense baby talk to help a child learn proper words.

Text highlights use of nonsense baby talk, example includes “tummer” instead of tummy.

Text conversation about adult using “baby talk” causing frustration among family members.

Woman reacting in shock, highlighting frustration over baby talk in a conversation.

Text exchange about a cake request, highlighting a moment of tension.

Text excerpt about a dispute over withholding cake until proper language is used.

Text criticizing a 27-year-old woman for using irritating nonsense talk all the time.

Text image discussing family reactions to annoying behavior, seeking Reddit judgment.

Woman frustrated with sibling over nonsense talk in living room.

Text update about comments and daughter, expressing amusement.

Text comment about laughing while managing childcare, focused on baby talk SEO keyword.

Text exchange highlighting frustration with 27YO’s baby talk habits.

Text excerpt about a small gathering and playing Joke Boat on Jackbox.

Text screenshot about a 27-year-old using baby talk, causing annoyance and conflict.

Two women in a living room, one looking frustrated while the other appears to be explaining something, possibly about baby talk.

Text about Haim sisters and feeling smug about being Danielle.

Text exchange about annoying baby talk discussed with mum.

Text discussing tactics for addressing adult using “baby talk” in family setting.

Text discussing a 27-year-old’s persistent use of baby talk, leading to frustration and a sister’s confrontation.

Text message about handling adult using baby talk seriously.

Two women sitting on a couch, one frustrated, the other using baby talk.

“Text update on previous post discussing 27YO using baby talk.

Text expressing vindication over a judgment involving Este, Alana, and their mum.

Text about using humor and sarcasm instead of addressing a sibling’s strange behavior.

Text discussing a confrontation and reaction during a game night with family.

Young woman in denim overalls and pink shirt, showcasing casual style.

Text conversation about jumper confusion during baby talk discussion.

Text screenshot discussing use of nonsense words among millennials and a call to stop it.

Text screenshot discussing Google search about family dynamics and baby talk behavior.

Text exchange about 27YO’s frequent baby talk causing family tension.

Two women having a heated discussion on a sofa, expressing frustration.

Text about adult using baby talk, causing annoyance and misunderstanding.

Text highlights frustration with 27-year-old’s persistent “baby talk,” causing annoyance in social interactions.

Text excerpt describing a mom interjecting during a tense conversation.

Text from a story about dealing with baby talk and advice received from Reddit.

Two women having a serious conversation indoors about a 27YO’s use of baby talk.

Reddit comment criticizing a 27-year-old for using annoying baby talk, suggesting to ignore her until normal speech is used.

Commentary on someone using “baby talk,” confusing others, with a response advising honesty about misunderstanding.

Reddit comment by samthesuperman about 27-year-old using cringe baby talk, urging to stop.

Screenshot of Reddit comment criticizing a 27-year-old’s use of nonsensical baby talk.

Reddit comment criticizing adult’s use of baby talk, with 313 points.

Text comment discussing baby talk and social dynamics, emphasizes personal boundaries and communication issues.

Text response discussing a 27-year-old using baby talk and family dynamics.

Reddit comment discussing issues with a 27-year-old using “baby talk” and relationship dynamics.