15-Letter Words Containing: T,A,M,P,E,R,E

• a performance given extempore without planning or preparation

• To organize something into departments

• an empirical doctrine that advocates experimental principles

• an orientation that favors experimentation and innovation

• refutation by example

• a medical instrument that records the electrical waves associated with the activity of skeletal muscles

• Excessively complicated

• To make something excessively complicated.

• the testing of an idea

• the act of conducting a controlled test or investigation