aisle
noun
[ ʌɪl ]
• a passage between rows of seats in a building such as a church or theatre, an aircraft, or train.
• "the musical had the audience dancing in the aisles"
Origin:
late Middle English ele, ile, from Old French ele, from Latin ala ‘wing’. The spelling change in the 17th century was due to confusion with isle and influenced by French aile ‘wing’.