The term 'work up' can be defined as to increase in intensity or to create something through effort. The crossword solutions for this term include INCITE, STIMULATE, ENERGIZE, STIR, SHAPE, GENERATE, HATCH, CAUSE, RILE, AROUSE, AGITATE, FLUSTER, and overexcite. These words all have the same meaning of creating something or increasing intensity, but with different connotations. INCITE implies a more aggressive approach, while STIMULATE implies a more positive approach. ENERGIZE implies a more energetic approach, while STIR implies a more subtle approach. SHAPE implies a more creative approach, while GENERATE implies a more productive approach. HATCH implies a more innovative approach, while CAUSE implies a more direct approach. RILE implies a more disruptive approach, while AROUSE implies a more passionate approach. AGITATE implies a more agitated approach, while FLUSTER implies a more confused approach. Finally, overexcite implies a more extreme approach. All of these words are related to the term 'work up' and can be used to describe the process of creating something or increasing intensity.