off that is away (from something near) in various senses (of place time or relation; literally or figuratively): (X here-) after ago at because of before by (the space of) for (-th) from in (out) of off (up-) on (-ce) since with. In composition (as a prefix) it usually denotes separation departure: cessation completion

1. of separation

a. of local separation, after verbs of motion from a place i.e. of departing, of fleeing, ...

b. of separation of a part from the whole

1. where of a whole some part is taken

c. of any kind of separation of one thing from another by which the union or fellowship of the two is destroyed

d. of a state of separation, that is of distance

1. physical, of distance of place

2. temporal, of distance of time

2. of origin

a. of the place whence anything is, comes, befalls, is taken

b. of origin of a cause