intercept vs grab

intercept and grab both are nouns.

Word	Noun	Adjective	Verb	Adverb
intercept	Yes	No	Yes	No
grab	Yes	No	Yes	No

As verbs, grab is a hypernym of intercept; that is, grab is a word with a broader meaning than intercept:

Other hypernyms of intercept include catch.

intercept (noun)	grab (noun)
the point at which a line intersects a coordinate axis	the act of catching an object with the hands
	a mechanical device for gripping an object

intercept (verb)	grab (verb)
seize on its way	capture the attention or imagination of
tap a telephone or telegraph wire to get information	take hold of so as to seize or restrain or stop the motion of
	take or grasp suddenly
	make a grasping or snatching motion with the hand
	get hold of or seize quickly and easily
	obtain illegally or unscrupulously