15-Letter Words Containing: F,O,A,M,E,R,S,_

• A device that uses diffraction (especially X-ray diffraction) to investigate the structure of matter.

• a state of being relaxed and feeling no pain

• a feeling of being at ease in a relationship

• failure to act with the prudence that a reasonable person would exercise under the same circumstances

• a lack of orthodoxy in thoughts or beliefs

• failure to conform to accepted standards of behavior

• impressive difficulty

• phenomenon exhibited by materials like iron (nickel or cobalt) that become magnetized in a magnetic field and retain their magnetism when the field is removed

• the expertness characteristic of a professional person