Resourceful is an adjective used to describe someone's ability to come up with innovative solutions to problems. There are several synonyms for resourceful that one can use to add variety in their communication, some of which include creative, ingenious, inventive, shrewd, adaptable, flexible, versatile, and adaptive. You can use creative to refer to someone who is imaginative in finding solutions to difficult situations, ingenious for someone clever and original in their ideas, inventive for someone who is capable of coming up with new ways of doing things or solving problems, shrewd for someone who is sharp-witted and efficient in their approaches, adaptable for someone who easily adjusts to change, flexible for someone who is able to change their stance without difficulty, and versatile for someone who is skilled in many different areas and can apply that knowledge in various situations. Finally, adaptive means being able to adapt and excel under different circumstances.