noun

an excessively abundant supply of something.

there is a glut of cars on the market

surplus,excess,surfeit,superfluity,overabundance,superabundance,oversupply,mountain,too many,too much,more than enough,plethora,nimiety

verb

supply or fill to excess.

the roads are glutted with cars

cram full,fill to excess,overfill,overload,oversupply,saturate,supersaturate,flood,inundate,deluge,swamp,choke,clog,stuff