'unbalanced competition' is correct and usable in written English.
You can use it to describe a situation in which one party has a distinct advantage or an unfair advantage in a competitive arena. For example, "Due to the unbalanced competition, it was almost impossible for the smaller companies to win the contract."
"It is a relatively unbalanced competition," he said with a laugh.
Someone suggested my name, and after some convincing – it was not easy to say yes to this, because it is a relatively unbalanced competition – I finally said yes, I was willing to do it.
Alternatively, it could be a stoichiometric problem, in which there is unbalanced competition to form the 26S proteasome complex [7].
The fear is that an unbalanced competition between early- and late-maturing and/or older and younger boys in contact sports such as football and wrestling contributes to at least some of the serious injuries in these sports.
"Ofcom is concerned that, if these immediately usable holdings were to become more unbalanced, this could harm competition in the next few years," the regulator said.
Ireland have been the competition's most unbalanced side, with an often toothless attack behind a batting unit of experience and quality.
Furthermore, the competition dataset was highly unbalanced, with more control subjects than ADHD patients (63% and 37% respectively) and balanced accuracy measures, caclulated as the mean of sensitivity and specificity, that accommodate this imbalance [Broderson et al., 2012] are consistently lower than the figures reported (e.g., 57.5% for the winning team).
My emotionally unbalanced, recently widowed dance partner and I have a dance competition coming up in Philadelphia later this year!
However, many felt the strength of this storyline unbalanced the episode, and the rest of the episode, particularly the Regionals competition and the Rachel and Finn wedding storyline, did not measure up.
Occasionally, pairings were unbalanced.
