altered
v.v. to change something slightly so it is different but still recognizable. You often use this when talking about changing clothes to fit better or changing a plan.
v. to make a change in character or composition, typically in a comparatively small but significant way. Transitive — requires a direct object.
She altered her dress to fit her better.
The tailor altered the suit jacket because the sleeves were slightly too long for the client.
The sudden shift in market conditions forced the board to have their long-term strategy altered before the final presentation to the shareholders.
The verb is transitive and takes a direct object. It is frequently used in the context of tailoring garments or modifying documents and plans.
The weather altered.The weather changed.Altered usually implies a conscious or specific modification by an agent; for natural or general shifts, 'changed' is more natural.