Side note: according to EDICT:
引きこもり [ひきこもり] (n) (1) shut-in, stay-at-home, hikikomori, people
引きずる [ひきずる] (v5r,vt) (1) to drag along, to pull, (2) to force someone along, (3) to prolong, to drag out, (4) to influence strongly, to seduce, (P)
子守 [こもり] (n,vs) (1) nursemaid, nanny, babysitter, (2) child-minding
But starting from [ひきこもり] ambiguities are possible.
引きこもり [ひきこもり] (n) (1) shut-in, stay-at-home, hikikomori, people
引きずる [ひきずる] (v5r,vt) (1) to drag along, to pull, (2) to force someone along, (3) to prolong, to drag out, (4) to influence strongly, to seduce, (P)
子守 [こもり] (n,vs) (1) nursemaid, nanny, babysitter, (2) child-minding
But starting from [ひきこもり] ambiguities are possible.