To ruin; to damage (something) in some way making it unfit for use.
To ruin the character of, by overindulgence; to coddle or pamper to excess.
To reveal the ending or major events of (a story etc.); to ruin (a surprise) by exposing it ahead of time.
To render (a ballot paper) invalid by deliberately defacing it.
Of food, to become bad, sour or rancid; to decay.
To reduce the lift generated by an airplane or wing by deflecting air upwards, usually with a spoiler.
Material (such as rock or earth) removed in the course of an excavation, or in mining or dredging. Tailings. Such material could be utilised somewhere else.
Plunder taken from an enemy or victim.
To replace with something better.
To improve, usually applied to technology, generally by complete replacement of one or more components
To improve the equipment or furnishings of or services rendered to
To replace a program with a later version of itself, a version having a higher version number or marketed under a more recent product name.
To improve in condition or status.
An upward grade or slope.
An improvement
An improved component or replacement item, usually applied to technology
Up a slope or grade.