Synonyms for Hollow out:

• n.

  •core out (noun)
  • core out.
  •hollow (noun)
  • hollow.

• v.

  •burrow (verb)
  • delve,
  • tunnel,
  • undermine,
  • scoop out.
  •undermine (verb)
  • wear,
  • wreck,
  • attenuate,
  • enfeeble,
  • frustrate,
  • cripple,
  • sabotage,
  • threaten,
  • sap,
  • blunt,
  • erode,
  • soften,
  • mine,
  • impair,
  • debilitate,
  • corrode,
  • foil,
  • undercut,
  • subvert,
  • thwart,
  • hurt,
  • ruin,
  • disable.

• Other synonyms:

  •n.
  • excavate.
  •v.
  • activity,
  • dig,
  • empty.
  •Other relevant words:
  • burrow,
  • dig out,
  • eat away,
  • eating away,
  • sandbag,
  • torpedo,
  • whittle away,
  • Torpedoes,
  • torpedoing,
  • sandbagged,
  • sandbagging,
  • knock the bottom out of,
  • torpedoed,
  • clip one's wings,
  • clip wings,
  • eats away,
  • knock bottom out of,
  • poke full of holes,
  • sandbags.

Antonyms for Hollow out:

• v.

  • burrow
    fill, cover.
  • undermine
    encourage, strengthen, fix, relieve, support, help, create, assist, aid, build, construct.