Tip (4)

'tip' is the definition.
(I know that tip can be written as tilt)
This is all the clue.
(Other definitions for tilt that I've seen before include "Incline - joust" , "Lean to one side" , "Lean sideways" , "Slope; use a lance in jousting" , "Cause to slope or incline" .)
'tip' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for apex that I've seen before include "Top point" , "Topmost point" , "Acme" , "Uppermost point" , "Uppermost tip" .)
'tip' is the definition.
(tip can mean the end of something)
This is the entire clue.
(Other definitions for end that I've seen before include "Bring to a close" , "American footballer" , "Objective or conclusion" , "ambition" , "dying > department" .)
'tip' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for upend that I've seen before include "Knock over" , "Set (something) vertical" , "Turn on its head" , "change things drastically" , "Stand erect" .)
'tip' is the definition.
(both can mean the end of something)
This is all the clue.
(Other definitions for point that I've seen before include "Dot, punctuation mark" , "Juncture" , "Aim; sharp end" , "The whole idea" , "Bearing - precise moment" .)
'tip' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for wrinkle that I've seen before include "Line (in flesh)" , "Furrow, crease" , "Depression in the smoothness of a surface, skin perhaps" , "Crease in skin" , "Minor difficulty" .)
'tip' is the definition.
(Persian word for a tip or donation)
This is all the clue.
(Other definitions for baksheesh that I've seen before include "Gratuity or tip in Middle East" , "Gift of money" , "(Oriental) money given as a tip or alms" , "Small amount given for services rendered" .)