“PITIER” is a valid word. — 8 points Scrabble

tripa journey for some purpose (usually including the return)
tirehoop that covers a wheel
piera platform built out from the shore into the water and supported by piles; provides access to ships and boats
ripefully developed or matured and ready to be eaten or used
ritean established ceremony prescribed by a religion
peria beautiful and graceful girl
tiera relative position or degree of value in a graded group
pertcharacterized by a lightly pert and exuberant quality
tipia Native American tent; usually of conical shape

tieneckwear consisting of a long narrow piece of material worn (mostly by men) under a collar and tied in knot at the front
per
tipthe extreme end of something; especially something pointed
piedish baked in pastry-lined pan often with a pastry top
ripa dissolute man in fashionable society
peta domesticated animal kept for companionship or amusement
pita sizeable hole (usually in the ground)
repinformal abbreviation of `representative'
rei
irea strong emotion; a feeling that is oriented toward some real or supposed grievance
retplace (flax, hemp, or jute) in liquid so as to promote loosening of the fibers from the woody tissue

itthe branch of engineering that deals with the use of computers and telecommunications to retrieve and store and transmit information
era trivalent metallic element of the rare earth group; occurs with yttrium
rea rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloys; is obtained as a by-product in refining molybdenum
et
pithe ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...
tia light strong grey lustrous corrosion-resistant metallic element used in strong lightweight alloys (as for airplane parts); the main sources are rutile and ilmenite
pethe 17th letter of the Hebrew alphabet

PITIER