Bee (working party) around J(udge) + welled (sprang up)
bee
biː/
noun
noun: bee; plural noun: bees; noun: honeybee; noun: hive bee; plural noun: hive bees; plural noun: honeybees
1.
a stinging winged insect which collects nectar and pollen, produces wax and honey, and lives in large communities.
2.
an insect of a large group to which the honeybee belongs, including many solitary as well as social kinds.
3.
a meeting for communal work or amusement.
"a sewing bee"