Proto-Indo-European root found in Celtic, Germanic, Slavic, and possibly Latin, meaning "to engage oneself, be or become fixed."
It forms all or part of: indulge; indulgence; play; pledge; plight (v.) "to pledge;" replevin.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit drmha-, drhya- "to fix, make firm;" Old Avestan derez- "fetter;" Gaulish delgu "to hold," Middle Welsh dala "to hold," Old Breton delgim "to hold;" Old Saxon plegan "vouch for," Gothic tulgjan "to fasten."
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