Solutions "Eso —" (Paul Anka song) has 9 entries with similar clues

• 4-letter words
• thateso, north of mexico
• turkNative of Ankara or Izmir
• 5-letter words
• radardetection system installed in ankara, daringly
• 6-letter words
• occultEsoteric
• arcaneEsoteric
• mysticEsoteric
• 7-letter words
• obscureEsoteric
• 8-letter words
• abstruseEsoteric
• 9-letter words
• reconditeEsoteric