acme Antonyms

riprap toe trough underbuilding underlay underlayer undermost underneath underpart underpinning underside valley vermin wainscot width zero dregs substructure substratum substrate rudiment ruin seat sediment sewage slime slope smut socle soffit sole soleplate stereobate strath stylobate subsoil bedrock fundamentals floorboard rock bottom bottommost ft outage glitch slip-up rottenness airbase lowest part deepest part low point