Crossword clues for Imperceptible.:IMPERCEPTIBLEVery slight or subtleIMPERCEPTIBLEFlea's alarmed discovery?IMPERCEPTIBLESubtle.CREEPINGUPApproaching imperceptibly, with "on"GRADATEPass imperceptibly from one shade to anotherBLENDShade imperceptibly into each other.OOZESEscapes imperceptibly.OBTUSEImperceptive.INVISIBLEImperceptible.STEALPass imperceptiblyOOZEMove imperceptiblySEEPEDLeaked almost imperceptiblyINVISIBLESINK*Imperceptible fastball movement?GRADATEChange colors imperceptiblyTINILYIn a nearly imperceptible wayUNFELTImperceptibleTINYAlmost imperceptibleCREEPINDevelop imperceptibly, as errorsNITSImperceptible imperfectionsOBTUSEAnnoyingly imperceptiveCREEPAdvance imperceptiblyAHAIRAlmost imperceptibly