Comparisons with than (чем)

You can compare things using более (more) or менее (less) before an adjective. When using this structure, the adjective matches the noun it describes in gender, number, and case.

To link the two subjects you are comparing, use the conjunction чем (than). The noun following чем stays in the nominative case.

Notice how the adjective always matches the primary subject, while the second noun remains in the nominative: