13-Letter Words Ending: LS

• Any solid with conventional crystalline properties but exhibiting a point group symmetry inconsistent with translational periodicity

• an intuitive feeling for the natural idiom of a language

• American nocturnal goatsucker with grey-and-white plumage

• bread made of coarse rye flour

• one of the four competitions in an elimination tournament whose winners go on to play in the semifinals

• A chemical compound, such as a hormone, fungicide, or insecticide, that improves the production of crops.

• A compound or product derived from farmed plants.