vaguely

seeming slightly known or recognizable, but not clearly

feeling slightly uneasy or awkward

being slightly or not completely aware of something

feeling a slight sense of worry or anxiety

being slightly or not completely conscious of something

showing slight or unclear amusement

to have an unclear memory of something

to remember something, but not clearly or in detail

to know who somebody is or what something is when you see or hear them, but not very well