As in: “Lyric poetry rests on a fulcrum of said and unsaid, and lives by clarities and complexities alloyed in mysteriously counterbalancing proportion” (Hirshfield, 2017, p.108).
Hirschfield, J. (2017). Ten windows: How great poems transform the world. New York, NY: Alfred A. Knopf.
For definitions of alloyed, consult the Oxford English Dictionary.