dere (Middle English) comes from Old English dēore, from Proto-West Germanic diurī, from Proto-Germanic diurijaz, from Proto-Indo-European dʰegʷʰ- — to burn; warm, hot.
dere (Middle English): fierce, severe, hard, deadly
Definitions
fierce, severe, hard, deadly
Ancestry of “dere”, step by step
dere traces back through two separate lines of ancestry.