eat away (v.)

• abate
• abrade
• abstract
• bate
• bite
• canker
• corrode
• curtail
• decrease
• deduct
• depreciate
• derogate
• detract
• diminish
• disparage
• drain
• eat
• erode
• extract
• gnaw
• impair
• leach
• lessen
• oxidize
• purify
• reduce
• refine
• remove
• retrench
• rust
• scour
• shorten
• subtract
• thin
• weed
• withdraw