northern, etc.
We took a bus to the northern tip of the island.

pointed, sharp
very
The cat was black except for a patch of white on the very tip of its tail.

finger (usually fingertip), wing

tip of
the tips of your fingers/toes

big, generous, good, large
small

give sb, leave sb
He left the waitress a large tip.

get
We get fewer tips on weeknights.

good, handy, helpful, practical, useful
quick, simple
hot
He said he'd been given a hot tip for that afternoon's race.

beauty, fashion, gardening, money-saving, safety, etc.
racing (esp. BrE)
anonymous (AmE)
Police received an anonymous tip from a caller.

have
give sb, offer (sb), pass on, provide
take, use
Take a safety tip from me—get that light fixed!

follow
Follow these tips to improve your communication skills.

pick up
I picked up some useful tips from my ski instructor.

tip for
some handy tips for gardeners

tip on
Do you have any tips on buying a second-hand car?