Contributed to is a ubiquitous phrase used in written work, but sometimes, it can feel repetitive or vague. Luckily, there are plenty of synonyms to choose from to keep your writing fresh. "Aided" suggests a more active role in assistance, while "enhanced" implies a positive impact on an existing situation. "Facilitated" implies making something easier, while "funded" addresses financial contributions specifically. Other options include "propelled", "bolstered", "strengthened", "advanced", and "sustained." By using varied synonyms, your writing will sound more eloquent and avoid sounding monotonous.