Words to Describe elements

How elements often is described ("________ elements")

• light
• progressive
• distinct
• principal
• rare
• cognitive
• essential
• regulatory
• necessary
• certain
• various
• architectural
• crucial
• vital
• cultural
• common
• formal
• discrete
• important
• main
• identical
• minor
• disparate
• active
• subjective
• metallic
• genetic
• corresponding
• skeletal
• diverse
• heavier
• basic
• optical
• critical
• visual
• linear
• finite
• criminal
• key
• cellular
• functional
• separate
• diagonal
• discordant
• decorative
• neural
• heterogeneous
• posterior
• following
• structural
• fundamental
• reactionary
• other
• individual
• major
• conservative
• radical
• alloying