n. 25B6; noun
a period of adjustment : ADAPTATION, accommodation, acclimatization, habituation, acculturation, naturalization, assimilation; N. Amer. acclimation.
the car will run on unleaded petrol with no adjustment : MODIFICATION, alteration, regulation, adaptation, rearrangement, change, reconstruction, customization, refinement; repair, correction, amendment, overhaul, improvement.