A very young buck or small male deer, using an even more diminished form than bockerel.
Extended diminutive form of bockerel or buck, adding -et to create an even smaller or more diminished version; follows Middle English diminutive conventions.
Bockeret is almost extinct—it shows English once had a robust system of diminutives (-erel, -et, -ling) that created a hierarchy of smallness, now mostly forgotten.
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