Answer: APPENDS

AnswerCrossword Clue
APPENDSTacks on
APPENDSAdds to
APPENDSAdds on
APPENDSAnnexes.
APPENDSAttaches.
APPENDSSubjoins.
APPENDSAttaches (to).
APPENDSAttaches
APPENDSAdds onto
APPENDSAdds
APPENDSAdds as a supplement
APPENDSAdds a rider
APPENDSSnaps on snapped snaps (7)
APPENDSSubjoins
appendsAdd (something) as an attachment or supplement
appendsAPPEND, to add on to