Verb
to tumble [ tumbled ; tumbled ]
to rappel [ rappelled ; rappelled ]
to descend [ descended ; descended ]
to land [ landed ; landed ]
to decline [ declined ; declined ]
to subside [ subsided ; subsided ]
to drop {off}, [ dropped ; dropped ]
to overhang {relations}
to sink {relations}
to hang {relations}
to lop {relations}
to slouch {relations}
to dip