If you do something comfortably, you do it easily. Only take upon yourself those things that you know you can manage comfortably Three of the six have comfortably exceeded their normal life expectancy. see also comfortable
in financial comfort; "They live well"; "she has been able to live comfortably since her husband died"
in mental comfort; without stress; "he works comfortably on three continents" in physical comfort; "she could have been lying comfortably in bed getting the same relief