“Used” can have several synonyms with nuanced differences in meaning and usage.
Utilized
This term is similar to “used” in that it implies making use of something for a particular purpose. For example, “The scientist utilized advanced technology to conduct the experiment.” It often sounds a bit more formal and technical than “used”.
Employed
“Employed” also means to make use of something, often in a specific context or for a specific task. For example, “The artist employed various colors to create a vivid painting.” It can also be used when referring to people being hired or put to work.
Applied
This synonym suggests putting something into action or practice. For example, “The theory was applied to real-life situations.” It emphasizes the act of using something in a practical way.
In conclusion, while these synonyms are similar to “used”, they each bring their own unique connotations and can be used in different contexts to add variety and precision to your language.