Cyprus is a 6 letter country. The third letter is the letter P.
There are actually two (2) countries whose names have 6 letters and the third letter is a "t": Qatar and Latvia.
third thin, thimble, tried, trip...
Square ... although the third letter is 'u'
4 letter words, letters 2 and 3 are the same:allybeetbeenbeefbeepbeerbeesboomboonbootcookcoolcoopdeepdeeddeerdoomdoorfeedfeelfeesfeetfoodfoolfootgoodheelhoodhoofhoophootjeepkeepleerloomloonlooplootmeetmoodmoonseedeggsElla