s, e, g, n, r, i are letters that make 'greisen'
re, sen, en, SE, Re, Se are words within 'greisen'
greisens is a word created by adding a letter to 'greisen'
1 possible definitions for 'greisen'
Under this definition, greisen is a noun and has the following properties:
'greisen' can be a type of rock, stone.