Senses
朴素/ 樸素 plain
simple and unadorned in style or appearance; not colorful or showy
朴素/ 樸素 frugal
thrifty and hardworking; living a simple life without luxury or waste
朴素/ 樸素 simple
honest and down-to-earth; not flashy or exaggerated in behavior or speech
朴素/ 樸素 naive
in a natural or undeveloped state; used to describe early or spontaneous philosophical ideas