Do you say infantry colonel or colonel of infantry?

Полковник Polkovnik

That's a choice only you can make for yourself.

Colonel is higher than a Lieutenant-Colonel. BTW, a Lieutenant- General is higher than a Major-General.

Colonel Mustard is a character of the boardgame Cluedo, socalled because he is typically the yellow piece (mustard is traditionally yellow). Colonel relish may be a brand in some part of the world,...