Levelheaded and Single-minded

Levelheaded adjective - Based on sound reasoning or information.

Single-minded and levelheaded are semantically related. In some cases you can use "Single-minded" instead an adjective "Levelheaded".

Single-minded adjective - Fully committed to achieving a goal.

Levelheaded and single-minded are semantically related. Sometimes you can use "Levelheaded" instead an adjective phrase "Single-minded".