1. Assistance between and within military commands
   - logistic assistance

Type of: support

• Second Lateran Council
• second law of motion
• second law of thermodynamics
• second lieutenant
• Second Marquis of Rockingham
• second moment
• second mortgage
• second nature
• second period
• second person
• second power
• second reading
• Second Reich
• second sacker
• second sight
• second stomach
• second string
• second thought
• second to none
• second trimester
• Second Vatican Council
• second wind
• Second World War
• second-degree burn
• second-guess