incumbent

Chiefly followed by on or upon: leaning, or lying, reclining, or resting, on something else.

Of an anther: lying on the inner side of the filament; also, of a cotyledon: having its back lying against the radicle.

Of a body part such as a hair, spine, or wing: bent downwards or otherwise positioned so that it, or part of it, rests on or touches something else; specifically (ornithology), of the hind toe of a bird: fully resting on a support.

Being the current holder of an office or a title; specifically (Christianity, obsolete), of an ecclesiastical benefice.

Oppressive, pressuring.

Followed by on or upon: imposed on one as an obligation, especially due to one's office or position.

Hanging or leaning over.

Putting much effort into an activity or some work.

Weighing on one's mind.