9-letter words containing a, s, p, e, r, i
- therapsid — any of various groups of mammallike reptiles of the extinct order Therapsida, inhabiting all continents from mid-Permian to late Triassic times, some of which were probably warm-blooded and directly ancestral to mammals.
- transpire — to occur; happen; take place.
- trapezist — a trapeze artist
- trapezius — a broad, flat muscle on each side of the upper and back part of the neck, shoulders, and back, the action of which raises, or rotates, or draws back the shoulders, and pulls the head backward or to one side.
- wear ship — to change the tack of a sailing vessel, esp a square-rigger, by coming about so that the wind passes astern
- xeriscape — environmental design of residential and park land using various methods for minimizing the need for water use.