Answer: append

AnswerCrossword Clue
APPENDHang on.
appendattach affix
appendadd as a supplement or appendix (as in a book)
appendto add on to
APPENDAdd a supplement
APPENDAdd supplementary material
APPENDTag on some cheap pen drawings (6)
APPENDAttach (to)
APPENDAugment
APPENDPut with
APPENDAffix
APPENDAdd onto
APPENDAdd on to
APPENDAdd to
APPENDTag on.
APPENDAnnex
APPENDAttach.
APPENDHang.
APPENDSupplement.
APPENDAdd.
APPENDSubjoin.
APPENDAffix.
APPENDTag on
APPENDStick on
APPENDSubjoin
APPENDAttach
APPENDPlace after
APPENDAdd on
APPENDAdd
APPENDTack on