15-Letter Words Containing: I,R,S,I,E,S,T

• having an allergy or peculiar or excessive susceptibility (especially to a specific factor)

• a stabilizer consisting of a heavy gyroscope that spins on a vertical axis; reduces side-to-side rolling of a ship or plane

• a verbal act of renouncing a claim or right or position etc.

• the act of giving up and abandoning a struggle or task etc.

• therapist who treats injury or dysfunction with exercises and other physical treatments of the disorder

• The scientific study of psychology and motivation in history.