13-Letter Words Containing: _,E,H,H,S,T

• to believe especially on uncertain or tentative grounds

• change from a simple vowel to a diphthong

• the branch of psychiatry concerned with psychological methods

• the treatment of mental or emotional problems by psychological means

• accumulation of fluid in the pleural cavity (the space between the lungs and the walls of the chest) often resulting from disease of the heart or kidneys

• therapy that uses physical agents: exercise and massage and other modalities

• the flower of a chrysanthemum plant

• any of numerous perennial Old World herbs having showy brightly colored flower heads of the genera Chrysanthemum, Argyranthemum, Dendranthema, Tanacetum; widely cultivated

• a salt or ester of pyrophosphoric acid