1. (v. t.) To place in particular circumstances; to invest with particular accidents or adjuncts.

2. (v. t.) To prove or confirm by circumstances; to enter into details concerning.

adduce affirm anatomize atomize attest authenticate back back up bear out bolster buttress certify cite confirm corroborate descend to particulars detail document enter into detail fortify give full particulars instance itemize particularize probate prove ratify reinforce specify spell out strengthen substantiate support sustain undergird uphold validate verify warrant