spur

[1]	goad , prod , urge , egg on , impel , incite , prompt , press , push , pressure/(Brit) pressurize , stimulate , drive , provoke , induce , encourage , motivate , excite , animate
[2]	goad

[1]	goad , goad , prod , goading , prod , urging , impulse , prodding , urging , incitement , instigation , spurring , prompting , pressure , stimulus , stimulation , incentive , provocation , inducement , encouragement , motive , motivation
[2]	projection , spine , acantha , prong , spike , spine , gaff , barb , quill , tine , barbel , barbule , process
[3]	on the spur of the moment , impetuously , impulsively , unthinkingly , unpremeditatedly , impromptu , on the spot , rashly , thoughtlessly , recklessly , hastily , brashly , incautiously , unexpectedly , suddenly
[4]	gad
[5]	branch line , spur track