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

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

• capacity to produce strong physiological or chemical effects

• the doctrine that reason is the right basis for regulating conduct

• the state of being restored to its former good condition

• the position of chieftain

• a turning or tilting backward of an organ or body part

• an articulatory gesture made by turning the tip of the tongue back against the roof of the mouth

• the act of bending backward

• a disposition to feel that anything less than perfect is unacceptable

• the state of being defective

• the state or an instance of being imperfect

• arising or occurring between species