10-Letter Words Starting: SP

• Like a sphinx, or like that of a sphinx. Especially, not showing emotion

• Mysterious; scheming; having a deceptive outward appearance

• become more focused on an area of activity or field of study

• be specific about

• suit to a special purpose

• devote oneself to a special area of work

• evolve so as to lead to a new species or develop in a way most suited to the environment

• An Australian coastal grass, in genus Spinifex

• A coastal grass, either in genera Trioidia or Spinifex.

• a small plane that has a handle on each side of its blade; used for shaping or smoothing cylindrical wooden surfaces (originally wheel spokes)

• specify as a condition or requirement in a contract or agreement; make an express demand or provision in an agreement

• decide upon or fix definitely

• determine the essential quality of

• be specific about

• define clearly

• design or destine

• select something or someone for a specific purpose

• parasitic spore-forming protozoan

• one of the minute active bodies into which sporozoans divide in one stage of their life cycle

• move in space outside a space craft

• the roundness of a 3-dimensional object