Paleolithic Etymology of : 
RuWT
Linguistic references
Semantic fields in Paraklist
Tracing a transversal stroke in TR1
ShaRShaR 
TRaCe TRaVeRSe eNTeR ThReShoLD TRaiL 
TiRer TRaiT TRaîNer TRaMe ChaîNe TRaCe TRaVeRSer eNTRée PoRTe 
TRaNS- iNTRo- ReTRo- iNTRa- eXTRa uLTRa TRaHo TRaHeRe 
TRéQô RuWT