• Court-martial candidate
• He goes AWOL
• Military no-show
• Military runaway
• Missing person, of a sort
• No-show
• One on the run
• One that's left
• One who abandons his mates
• One who abandons the cause
• One who leaves the army without leave
• Person who's way off-base?
• Quisling
• Rat
• Renegade
• Runaway
• Turncoat
• A disloyal person who forsakes his cause or religion or political party or friend etc.
• A person who abandons their duty (as on a military post)
дезертир; перебежчик
дезертир, перебіжчик
- desertering