12-letter words containing p, r, e, m, o, s
- superkingdom — in some systems of biological classification, either of the two major subdivisions, prokaryote or eukaryote, into which all living organisms can be placed
- superpolymer — a superior polymer
- superstardom — a person, as a performer or athlete, who enjoys wide recognition, is esteemed for exceptional talent, and is eagerly sought after for his or her services.
- suspensorium — a part that supports or suspends, esp the mandibular suspensorium, which suspends the lower jaw from the skull
- temporaneous — lasting a short while
- thermosiphon — an arrangement of siphon tubes that enables water in a heating apparatus to circulate by means of convection.
- thermosphere — the region of the upper atmosphere in which temperature increases continuously with altitude, encompassing essentially all of the atmosphere above the mesosphere.
- unimprisoned — not confined in a prison
- vesper mouse — white-footed mouse.