let down (v.)

• abate
• apostatize
• arrest
• backpedal
• baffle
• balk
• bamboozle
• bate
• beguile
• betray
• bilk
• bluff
• bolt
• brake
• cajole
• check
• circumvent
• conjure
• couch
• cross
• curb
• dash
• debase
• deceive
• decelerate
• defeat
• defect
• deflate
• degenerate
• delay
• delude
• depress
• desert
• detain
• deteriorate
• diddle
• disappoint
• disgrace
• disillusion
• dissatisfy
• droop
• dupe
• ease
• embarrass
• foil
• forestall
• frustrate
• gull
• hoax
• humble
• humbug
• humiliate
• impede
• indent
• juggle
• loose
• loosen
• lower
• mitigate
• mock
• moderate
• mortify
• obstruct
• outmaneuver
• outsmart
• outwit
• overreach
• rat
• reduce
• reef
• regress
• relapse
• relax
• remit
• retard
• retrograde
• retrogress
• secede
• shame
• sicken
• sink
• slack
• slacken
• slake
• slow
• snow
• stay
• tantalize
• tease
• thwart
• trick
• two-time
• unbend
• unbrace
• unlax
• unstrain
• unstring
• unwind
• worsen