Menthol as a noun is a cyclic monoterpene alcohol; the major component of the essential oil of peppermint; used in pharmaceutical preparations as an antitussive and antipruritic agent, as a nasal decongestant, and in menthol cigarettes while Eucalyptus as a noun is any of many trees, of genus eucalyptus, native mainly to australia
Part of speech: noun
Definition: a cyclic monoterpene alcohol; the major component of the essential oil of peppermint; used in pharmaceutical preparations as an antitussive and antipruritic agent, as a nasal decongestant, and in menthol cigarettes
Part of speech: noun
Definition: any of many trees, of genus Eucalyptus, native mainly to Australia
We hope you now know whether to use Menthol or Eucalyptus in your sentence.