batter vs work over

batter is a noun but work over is not a noun.

Word	Noun	Adjective	Verb	Adverb
batter	Yes	No	Yes	No
work over	No	No	Yes	No

As verbs, work over is a hypernym of batter; that is, work over is a word with a broader meaning than batter:

batter: strike violently and repeatedly
work over: give a beating to; subject to a beating, either as a punishment or as an act of aggression

Other hypernyms of batter include beat, beat up.

batter (noun)	work over (noun)
a liquid or semiliquid mixture, as of flour, eggs, and milk, used in cooking
(baseball) a ballplayer who is batting

batter (verb)	work over (verb)
make a dent or impression in	give a beating to; subject to a beating, either as a punishment or as an act of aggression
strike violently and repeatedly
strike against forcefully