15-Letter Words Containing: I,F,F,N,E,S,S,_

• lacking the power to be effective

• power to be effective; the quality of being able to bring about an effect

• capacity to produce strong physiological or chemical effects

• a disposition to be distant and unsympathetic in manner

• a lack of competence

• (pathology) inability of a bodily part or organ to function normally

• lack of an adequate quantity or number

• the quality of being frightful

• capacity or power to produce a desired effect

• the quality of being offensive