15-Letter Words Containing: I,S,H,T,I,S,_

• a psychologist trained in psychophysics

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

• an underactive thyroid gland; a glandular disorder resulting from insufficient production of thyroid hormones

• providing a chart or outline of a system

• the act of reducing to a scheme or formula

• make (an organism or substance) sensitive to the influence of radiant energy and especially light

• failure of one or both testes to move into the scrotum as the male fetus develops

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

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