[b]Clearance 1[/b] Trainee Private - Pvt. Private First Class - Pfc. Private Second Class - Psc. Lance Corporal - LCpl. Corporal - Cpl. [b]Clearance 2[/b] Sergeant - Sgt. Staff Sergeant - SSgt. Gunnery Sergeant - GySgt. Master Sergeant - MSgt. Sergeant Major - SgtMaj. [b]Clearance 3[/b] 2nd Lieutenant - 2ndLt. 1st Lieutenant - 1stLt. Captain - Capt. Major -  Maj. [b]Clearance 4 Jedi Only![/b]