Subtle (Adjective)
Meaning 2
Difficult to detect or grasp by the mind or analyze; "his whole attitude had undergone a subtle change"; "a subtle difference"; "that elusive thing the soul".
Classification
All adjective clusters.
Synonyms
Meaning 3
Working or spreading in a hidden and usually injurious way; "glaucoma is an insidious disease"; "a subtle poison".
Classification
All adjective clusters.