Front

Grit

Back

Sand or gravel

Front

Humble

Back

not arrogant or assertive

Front

Biofuel

Back

a fuel made from biological materials

Front

Decompose

Back

to separate into constituent parts or simpler compounds

Front

Glut

Back

an excessive quantity

Front

Silo

Back

A deep bin for storing material (e.g., coal)

Front

Organic

Back

of, relating to, or derived from living organisms

Front

Anaerobic

Back

living, active, occurring, or existing without free oxygen

Front

Part of speech for "Humble"?

Back

Adjective

Front

Part of speech for "glut"?

Back

noun