sibling rivalry

noun

formal

: competition between brothers and sisters

There was barely any sibling rivalry in our family.

Examples of sibling rivalry in a Sentence

Recent Examples on the Web

And Forest’s new signing believes their sibling rivalry helped both of them hone a tough mentality. — Paul Taylor, New York Times, 4 Sep. 2026

The two brothers have had nothing but kind things to say about each other, and have managed to fend off any chatter about a sibling rivalry. — Stephanie Sengwe, PEOPLE, 1 July 2026

Keegan said that bred a healthy sibling rivalry. — Idaho Statesman, 8 June 2026

Heated sibling rivalry Inside the Crystal Caves stage in summer 2025, the team prepares a different kind of fight scene, one between Zuko and Azula. — Entertainment Weekly, 3 June 2026

Rhymes for sibling rivalry

• chivalry

Medical Definition

sibling rivalry

noun

: competition between siblings especially for the attention, affection, and approval of their parents