To me the term non-pedigree <breed name> can be only given to a cat that has a photocopy of the cat's parent certs but the cat itself don't have one. Others "resemble more" should use these terms instead
<breed name> look alike
<breed name> cross

or stick to the 3dees

dsh
dslh
dlh

just my RM0.02

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quick malay-english cat pattern code dictionary by linuxlah

si comot = tortieshell
si belang = mackerel tabby
si tompok = spotted tabby