adjust/adapt to university life --> mean basically the same thing
adjust a hat = change the way it is positioned on your head (involves movement)
alter a skirt = change the length, or the size of the waist, etc. (a more permanent change involving needle and thread.)
convert a farmhouse to a bed and breakfast
transform the farm into a country estate
change your ways = change the way you behave
change your tune = change your opinion (how you think) about something