Wiktionary
well-matched
a. 1 Of comparable strength or power. 2 Suitable to be in a relationship with one another.
WordNet
well-matched
adj. (of a couple) existing together harmoniously [syn: compatible]
Usage examples of "well-matched".
Although happiness was not the most important goal in marriage, the Founders had understood that well-matched couples would add to the stability of the institution.
Trag and Olav had begun a friendly competition over a tri-dimensional maze game which could last up to a day between well-matched players.