ahaa‧ha /ɑːˈhɑː/ interjection 
used to show that you understand or realize something: 
Aha! So you planned all this, did you? → ha
used to show that you understand or realize something: Aha! So you planned all this, did you? → ha- longitudinally
- long johns
- Long John Silver
- long jump
- long jumper
- long-lasting
- Longleat
- long-life
- long-lived
- long-lost
- Long March
- long-playing record
- long-range
- long-running
- long-serving
- longshoreman
- long-sighted
- long-standing
- long-stay
- long-suffering
- long-term
- long-time
- long wave
- long-winded
- Lonsdale Belt