"Leaned to" refers to a situation where someone is more inclined towards a particular viewpoint or perspective. There are various synonyms that can be used to express the same sentiment such as favoring, tending towards, being partial to, having a propensity towards, and having a bias towards. All these synonyms convey the idea that someone has a preference or a leaning towards something, which could be an idea, a belief, or a particular way of doing something. By using these synonyms for "leaned to," writers can add some variety to their writing and express their thoughts in a more concise and effective manner.