Words to Describe lanthanides

How lanthanides often is described ("________ lanthanides")

• regular
• light
• rare
• smaller
• certain
• mixed
• most
• various
• several
• heavy
• fluorescent
• later
• luminescent
• metallic
• heaviest
• corresponding
• stable
• heavier
• anomalous
• paramagnetic
• larger
• lighter
• adjacent
• different
• trivalent
• other
• individual
• earlier
• neutral
• magnetic