tip vs tip over

tip is a noun but tip over is not a noun.

Word	Noun	Adjective	Verb	Adverb
tip	Yes	No	Yes	No
tip over	No	No	Yes	No

tip (noun)	tip over (noun)
an indication of potential opportunity
the extreme end of something; especially something pointed
the top or extreme point of something (usually a mountain or hill)
a relatively small amount of money given for services rendered (as by a waiter)
a V shape

tip (verb)	tip over (verb)
mark with a tip	turn from an upright or normal position
remove the tip from	cause to overturn from an upright or normal position
give insider information or advise to
strike lightly
walk on one's toes
to incline or bend from a vertical position
cause to tilt
cause to topple or tumble by pushing
give a tip or gratuity to in return for a service, beyond the compensation agreed on