ar: Arabic · bg: Bulgarian · cs: Czech · da:Danish · de: German · el: Greek · en: English · es: Spanish · et : Estonian · fa: Persian · fi: Suomi · fr: French · he: Hebrew · hi: Hindi · hr: Croatian · hu: Hungarian · id: Indonesian · is: Icelandic · it: Italian · ja: Japanese · ko: Korean · lt: Lithuanian · lv: Latvian · nl: Dutch · no: Norwegian · pl: Polish · pt: Portuguese · ro: Romanian · ru: Russian · sk: Slovak · sl: Slovenian · sr: Serbian · sv: Swedish · th: Thai · tr: Turkish · vi: Vietnamese · zh: Chinese

... OPEROX ... (33 elements)

ALKYLHYDROPEROXIDE · BROMOPEROXIDASE · ENDOPEROXIDE · ENDOPEROXIDES · ENDOPEROXYDE · ENDOPEROXYDES · HYDROPEROXIDES · LIPOPEROXIDASE · LIPOPEROXIDES · TETRAETHYLTHIOPEROXYDICARBONIC

... ROPERO ... (27 elements)

ALKYLHYDROPEROXIDE · BUTYLHYDROPEROXIDE · CHLOROPEROXIDASE · CHLOROPEROXYBENZOIC · CUMOLHYDROPEROXID · HYDROPEROXID · HYDROPEROXIDE · HYDROPEROXIDES · HYDROPEROXYL · ROPERO

... DROPEROX ... (12 elements)

ALKYLHYDROPEROXIDE · BUTYLHYDROPEROXIDE · BUTYLHYDROPEROXYDE · CUMOLHYDROPEROXID · HYDROPEROXID

... OROPEROX ... (2 elements)

CHLOROPEROXIDASE · CHLOROPEROXYBENZOIC

... ROPEROXI ... (10 elements)

ALKYLHYDROPEROXIDE · BUTYLHYDROPEROXIDE · CHLOROPEROXIDASE · CUMOLHYDROPEROXID · HYDROPEROXID

... ROPEROXY ... (4 elements)

BUTYLHYDROPEROXYDE · CHLOROPEROXYBENZOIC · HYDROPEROXYDE · HYDROPEROXYL