10-Letter Words Starting: ANT

• the antiparticle of a quark

• a liquid added to the water in a cooling system to lower its freezing point

• sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed

• a disappointing decline after a previous rise

• a change from a serious subject to a disappointing one

• so extremely old as seeming to belong to an earlier period

• provoke the hostility of

• act in opposition to

• any of various compounds that are added to gasoline to reduce engine knocking

• suppressing or eliminating engine knock in combustion engines