opopanax /ə-popˈə-naks/

1. A gum resin formerly used in medicine, obtained from the roots of a Persian (and S European) species of parsnip
2. A perfume obtained from the plant Commiphora

• well-spoken
• wellspring
• wellsprings
• well-stacked
• well-tempered
• well then
• well-thewed
• well-thought-of
• well-thought-out
• well-thumbed
• well-timbered
• well-timed
• well-to-do
• well-to-live
• well-travelled
• well-tried
• well-trodden
• well-turned
• well-upholstered
• well up in
• well-warranted
• well, well
• well-willer
• well-willers
• well-wish