Words to Describe nudges

How nudges often is described ("________ nudges")

• subtle
• playful
• gentle
• intuitive
• discreet
• various
• hard
• several
• more
• small
• eloquent
• persistent
• few
• little
• quiet
• suggestive
• sly
• porcupine
• vigorous
• tiny
• frequent
• helpful
• occasional
• quick
• stealthy
• slight
• mental
• statistical
• inner
• friendly
• soft
• sharp
• external