fend

Short definition from Wiktionary

Verb

1. 1
   To take care of oneself; to take responsibility for one's own well-being.
2. 2
   To defend, to take care of (typically construed with for); to block or push away (typically construed with off).

Noun

1. 1
   Self-support; taking care of one's own well-being.
2. 2
   An enemy; fiend; the Devil.