adjustment

(n) making or becoming suitable; adjusting to circumstances accommodation, fitting,
(n) the act of making something different (as e.g. the size of a garment) modification, alteration,
(n) the act of adjusting something to match a standard readjustment, registration,
(n) the process of adapting to something (such as environmental conditions) adaption, adaptation,
(n) an amount added or deducted on the basis of qualifying circumstances
- an allowance for profit
allowance,

accommodation fitting modification alteration readjustment registration adaption adaptation allowance