What does Sibling Rivalry mean?

In the LexZicon, Sibling Rivalry is the ongoing competition between siblings for attention, achievement or recognition. Pronounced /SIB-ling RY-vul-ree/, it sits under S in Famdom's dictionary of the words families use.

How is Sibling Rivalry used in a sentence?

As a family might say it: "Classic Sibling Rivalry, they turned folding laundry into a race." The LexZicon keeps one line like this for every term, so the word is read the way it lands at home and not only as a definition. Hearing it in a sentence is usually what tells a brand whether the word fits inside family life.

Why is Sibling Rivalry in the LexZicon?

Because families use it. The LexZicon is Famdom's dictionary of family language: the words children, parents and grandparents actually say, decoded so a brand can follow what a household means. Sibling Rivalry is one of the hundred terms of the 2026 wordlist, each with a definition and a sentence, and every entry links on to the next term and to the A to Z.

Sibling Rivalry

Decoded

/SIB-ling RY-vul-ree/

The definition

The ongoing competition between siblings for attention, achievement or recognition.

The entry

In a sentence: "Classic Sibling Rivalry, they turned folding laundry into a race."
Not to be confused with: Sheesh Simp Six-Seven
Origin: Decoded by Famdom from the words families used in 2026, for the LexZicon wordlist.

Browse the LexZicon A to Z · 103 terms

Letters in ink have entries. Each entry links onward through Not to be confused with, so the dictionary reads as one connected language.

Questions about this piece

What does Sibling Rivalry mean?: In the LexZicon, Sibling Rivalry is the ongoing competition between siblings for attention, achievement or recognition. Pronounced /SIB-ling RY-vul-ree/, it sits under S in Famdom's dictionary of the words families use.
How is Sibling Rivalry used in a sentence?: As a family might say it: "Classic Sibling Rivalry, they turned folding laundry into a race." The LexZicon keeps one line like this for every term, so the word is read the way it lands at home and not only as a definition. Hearing it in a sentence is usually what tells a brand whether the word fits inside family life.
Why is Sibling Rivalry in the LexZicon?: Because families use it. The LexZicon is Famdom's dictionary of family language: the words children, parents and grandparents actually say, decoded so a brand can follow what a household means. Sibling Rivalry is one of the hundred terms of the 2026 wordlist, each with a definition and a sentence, and every entry links on to the next term and to the A to Z.