forspeak or forespeak /fər-spēkˈ or för-/

1. To forbid (obsolete)
2. To speak against (Shakespeare)
3. To bewitch (Scot)

• isomerisations
• isomerise
• isomerised
• isomerises
• isomerising
• isomerism
• isomerisms
• isomerization
• isomerizations
• isomerize
• isomerized
• isomerizes
• isomerizing
• isomerous
• isomers
• isometric
• isometrical
• isometrically
• isometric line
• isometric lines
• isometrics
• isometries
• isometry
• isomorph
• isomorphic