Denshi Jisho — Online Japanese dictionary

hog (esp. a wild boar, but also including the domesticated pig)
Noun, Archaism 
ぶた pig
Noun 
いのこ 1: (Archaism) wild boar;
2: infant wild boar;
3: pig
Noun 
いのこへん kanji "pig" radical at left
Noun 

You can also

Look up kanji details for 豕.

Try a Yahoo Jisho search for 豕 .
Try a Goo Jisho search for 豕 .
Try a Google search for 豕 .