rock·work 
(rŏkwûrk′)
(rŏkwûrk′)n.
1. A natural mass or pile of rocks.
2. Stonework imitating the irregular surface of natural rock.
- chromatic
- chromatic aberration
- chromatically
- chromaticism
- chromaticity
- chromatics
- chromatic scale
- chromatid
- chromatin
- chromatinic
- chromatist
- chromato-
- chromatogram
- chromatograph
- chromatographer
- chromatographic
- chromatographically
- chromatography
- chromatolysis
- chromatolytic
- chromatophore
- -chrome
- chrome
- chrome alum
- chrome green