well-formed russian

• ла́дный

  well-built, well-formed

  comfortable, fitting nicely

• ли́тый

  cast, molded

  solid, seamless, perfectly formed, well-built

• служившийся

  well-established, cohesive, well-formed, settled

Examples

• Э́то изя́щная ва́за.

  This is a well-formed vase.