Roger's cousin?

• ''As you wish,'' in ham lingo
• Radiotelephony response
• With coil damaged, I'm following instructions
• "Roger ___"
• Word after "Roger" in ham lingo
• Astronaut's answer
• "Roger" follower
• "Radio word after "Roger"
• Okay, on the radio

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1945, in two-way radio slang, abbreviation and conflation of will comply .