decontaminate (v.)

• absolve
• acquit
• amnesty
• antisepticize
• autoclave
• boil
• chlorinate
• clear
• delouse
• discharge
• disinfect
• dismiss
• exculpate
• excuse
• exempt
• exonerate
• forgive
• free
• fumigate
• hygienize
• justify
• pardon
• pasteurize
• purge
• release
• remit
• sanitate
• sanitize
• shrive
• sterilize
• vindicate
• whitewash