Antonyms of adj quiescent

4 senses of quiescent

Sense 1
quiescent -- (not active or activated; "the quiescent level of centimeter wave-length solar radiation")

INDIRECT (VIA inactive) -> active -- (exerting influence or producing a change or effect; "an active ingredient")

Sense 2
quiescent -- (marked by a state of tranquil repose; "the quiescent melancholy of the town")

INDIRECT (VIA quiet) -> unquiet -- (characterized by unrest or disorder; "unquiet days of riots"; "following the assassination of Martin Luter King ours was an unquiet nation"; "spent an unquiet night tossing and turning")

Sense 3
quiescent -- (being quiet or still or inactive)

INDIRECT (VIA dormant) -> active -- ((of e.g. volcanos) erupting or liable to erupt; "active volcanos")

Sense 4
quiescent -- ((pathology) causing no symptoms; "a quiescent tumor")

INDIRECT (VIA inactive) -> active -- (tending to become more severe or wider in scope; "active tuberculosis")

Similarity of adj quiescent

4 senses of quiescent

Sense 1
quiescent -- (not active or activated; "the quiescent level of centimeter wave-length solar radiation")
       => inactive (vs. active) -- (not exerting influence or change)

Sense 2
quiescent -- (marked by a state of tranquil repose; "the quiescent melancholy of the town")
       => quiet (vs. unquiet) -- (characterized by an absence or near absence of agitation or activity; "a quiet life"; "a quiet throng of onlookers"; "quiet peace-loving people"; "the factions remained quiet for almost 10 years")

Sense 3
quiescent -- (being quiet or still or inactive)
       => dormant (vs. active), inactive -- ((of e.g. volcanos) not erupting and not extinct ; "a dormant volcano")

Sense 4
quiescent -- ((pathology) causing no symptoms; "a quiescent tumor")
       => inactive (vs. active) -- ((pathology) not progressing or increasing; or progressing slowly)