素 - elementary, principle, naked

element (esp. component in electronics); elemental device; device

elementary particle; particle

hydrogen (H)

ingredient; (raw) material; resource

quick; swift; nimble; agile

simple; artless; naive; unsophisticated

chlorine (Cl)

pigment; coloring; colouring; colorant; colourant

simple; plain

simple; plain; modest

makings (of); aptitude; talent; qualities

enzyme