How to convey turning something into something else, without using pronouns?

Solution 1:

Socrates poisons the tranquil so as to become rabid.

The OED uses this phrase in many of its definitions, even if it does not list it directly.

Developable:

(of land or property) able to be adapted or improved so as to become productive or profitable.

Merge:

Blend or cause to blend gradually into something else so as to become indistinguishable from it.

Relax:

Rest or engage in an enjoyable activity so as to become less tired or anxious.