Metaphysics (n.) is 'logocentric,' meaning that it has privileged speech (because of the presumed proximity of the speaking subject to the word spoken) over writing (characterized through the 'dangerous' traits of loss and absence.
Metaphysics (n.) is determined by its structural 'closure'. Deconstruction is a means of disturbing this closure, creating an opening or an interruption.
Metaphysics (n.) is just science which takes its object too seriously and believes too strongly that it exist. It is any science of presence.
Metaphysics (n.) is unable to hold up as truth once we take meaning to be the effect of language, not its cause.
Metaphysics (n.) is the quest for underlying realities, the ultimate foundations on which analysis can rest.