to suck; to absorb; to suck off, to blow (to give a blowjob); to hog (to greedily take more than one's share, to take precedence at the expense of another or others.); to hog (in team sports, abuse the individual game with the ball)
hickey (bruise-like mark); sucker (branch or trunk that devoids of nutrients the main part of the tree); baby bottle; pacifier, dummy; ball hog (a player who keeps the ball to themselves, rather than passing it)
hoarding, profiteering, sponging (said of a person who abuses a situation to get the best of it; in broad sense, not only referred to money or goods; it can be used as a noun)