Synonyms of the word

amelioration

• n. The act of making better.
• n. an improvement.

betterment

• n. An improvement.
• n. (law) An improvement to a property that adds to its value.

improvement

• n. The act of improving; advancement or growth; a bettering.
• n. The act of making profitable use or application of anything, or the state of being profitably employed;…
• n. The state of being improved; betterment; advance.
• n. Something which is improved.
• n. Increase; growth; progress; advance.
• n. (in the plural) Valuable additions or betterments, for example buildings, clearings, drains, fences, etc…
• n. (Patent Laws): A useful addition to, or modification of, a machine, manufacture, or composition.

melioration

• n. (archaic) An improvement, betterment or amelioration.
• n. (linguistics) The process in which a term gains a more positive connotation over time.