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3. Former J.F.K. lander

Alternative clues for the word sst

• Scrapped Boeing project, briefly
• Retired speedster
• Air France fleet component, once
• Former flier, briefly
• Retired fast plane (abbr.)
• Speedy plane
• JFK jet, formerly
• Sound-barrier breaker of yore
• Attention-getting sound
• Aircraft with an ogival delta wing: Abbr