Energas rhymes with:
airgas, amerigas, airgas, amerigas, bluegrass, boardingpass, bumpass, bypass, eelgrass, eyeglass, fiberglas, fiberglass, hourglass, jackass, landmass, outclass, overpass, piepgras, plexiglas, plexiglass, sassafras, serfass, shortgrass, snodgrass, spyglass, sunglass, tallgrass, trespass, underclass, underpass, upperclass, worldpass, yankass
Energas sounds like:
eimers, emerge, emerges, emerich, emerick, emerse, emery's, emmerich, emory's, emrich, emrick, enamors, energies, energize, energizes, energy, energy's, enrage, enrages, enrica, enrich, enriches, enrico, enrique, enriquez