Click on a picture to see products of that hold style. (more info here)
a very positive hold, large enough to get all fingers on or around it up to the palm
a hold that is held by pinching between the thumb and fingers
a hold that allows only a couple digits of all or a couple fingers to hang onto
similar to an edge but generally smaller and only thick enough to accomadate less than a single digit of all or one finger
a hold that is held onto by just friction of the fingers and palm, nothing to actually grab onto
a hold that has a hole in it that fingers are inserted in.