colcothar /kolˈkō-thär/

A dark-red iron peroxide powder formed by calcining iron sulphate, used as a pigment and for polishing glass, etc

• ill-equipped
• ill-faced
• ill fame
• ill-faste
• ill-fated
• ill-faurd
• ill-favoured
• ill-favouredly
• ill-favouredness
• ill feeling
• ill fortune
• ill-founded
• ill-got
• ill-gotten
• ill-haired
• ill-headed
• ill-headed Spenser ill-hedded
• ill health
• ill-humour
• ill-humoured
• ill-humouredly
• illiad
• illiberal
• illiberalise
• illiberalised