The words jīvikā and upaniṣad followed by the verb kṛ are called gati when used in the sense of 'likeness and resemblance'.,
As जीविकाकृत्य having made it as if it was a means of living; उपनिषत्कृत्य--having made it like an upanishad. But जीविका कृत्वा गतः having made his livelihood he is gone.,