The word "RELL" is spelled using the International Phonetic Alphabet (IPA) as /rɛl/. This indicates that the "R" sound is pronounced with a slight emphasis on the back of the tongue, and the "E" sound is pronounced similar to the "EH" sound in "bet". The double "L" represents a long "L" sound, which is pronounced by keeping the tongue in the same position as the "L" sound and prolonging it slightly. Overall, the spelling of "RELL" accurately reflects its pronunciation in IPA.