hurdle (n.)
- bar
- barrier
- block
- blockade
- bottleneck
- bounce
- bound
- buck
- capriole
- catch
- check
- clear
- complication
- cordon
- curtain
- curvet
- determent
- deterrent
- difficulty
- down
- drawback
- hamper
- handicap
- handspring
- hang-up
- hazard
- hindrance
- hitch
- hop
- impediment
- interference
- jete
- jig
- joker
- jump
- leap
- leapfrog
- lick
- lop
- master
- morris
- mountain
- objection
- obstacle
- obstruction
- over
- pounce
- restraint
- rub
- skip
- snag
- spring
- start
- steeplechase
- throw
- traverse
- vault
