(imp. & p. p.) of Discontinue.

abandoned abjured antiquated antique archaic broken broken off chopped-off choppy decousu deserted disconnected discontinuous discrete disjunctive disused done with episodic fitful herky-jerky incoherent intermittent interrupted irregular jagged jerky noncontinuous nonlinear nonsequential nonserial nonuniform not worth saving obsolescent obsolete old old-fashioned on the shelf out out of use out-of-date outdated outmoded outworn parenthetic past use patchy pensioned off relinquished renounced resigned retired scrappy snatchy spasmodic spotty superannuate superannuated superseded suspended unconnected unjoined unsuccessive worn-out