6 letter words:
ricier8,
eerier6,
5 letter words:
cirri7,
crier7,
icier7,
ricer7,
eerie5,
4 letter words:
cere6,
cire6,
cree6,
eric6,
icer6,
rice6,
3 letter words:
rez12,
riz12,
zee12,
cee5,
ice5,
rec5,
ere3,
err3,
ire3,
ree3,
rei3,
2 letter words:
ee2,
er2,
re2,