Invisible (Adjective)

Not prominent or readily noticeable; "he pushed the string through an inconspicuous hole"; "the invisible man".

All adjective clusters.

The artist's subtle use of color created an invisible boundary between the two scenes.
The company's invisible hand in the market manipulated prices to their advantage.
Despite being an invisible member of the team, her contributions were invaluable.
The invisible strings of fate tied the two lovers together across time and space.
The city's invisible poor lived in the shadows, overlooked by the wealthy elite.

Impossible or nearly impossible to see; imperceptible by the eye; "the invisible man"; "invisible rays"; "an invisible hinge"; "invisible mending".

All adjective clusters.