https://github.com/search?q=repo%3Aopencontainers%2Fruntime-spec%20field&type=code
https://github.com/search?q=repo%3Aopencontainers%2Fruntime-spec+property&type=code
The terminology should be unified to either "field" or "property".
This issue is not specific to runtime-spec; the same nomenclature should be applied to image-spec and distribution-spec as well.