They all have a reading that is the same backwards.
会 KAI, E, ai - meet
暖 DAN, atata(kai), atata(meru) - warm
柄 HEI, gara, e - pattern, design, handle
及 KYUU, oyo(bu), oyo(bosu) - reach, amount to, match, equal
遭 SOU, a(u) - meet, see, come across, encounter