Letters that make self-knowledge
s, o, d, e, f, g, k, l, n, w are letters that make 'self-knowledge'
Words within self-knowledge
edge, el, LED, LF, know, ELF, dg, SE, ledge, ED, EL, self, no, now, knowledge, owl, elf, LE, Ge, No, Se are words within 'self-knowledge'