burrow
noun
[ ˈbʌrəʊ ]
• a hole or tunnel dug by a small animal, especially a rabbit, as a dwelling.
Similar:
warren,
tunnel,
hole,
lair,
set,
den,
earth,
retreat,
excavation,
cave,
dugout,
hollow,
scrape,
burrow
verb
• (of an animal) make a hole or tunnel, typically for use as a dwelling.
• "moles burrowing away underground"
Similar:
tunnel,
dig (out),
excavate,
grub,
mine,
bore,
drill,
channel,
hollow out,
gouge out,
scoop out,
cut out,
delve,
Origin:
Middle English: variant of borough.