perforce /pər-fōrsˈ or -försˈ/

1. By force
2. Of necessity

• unspells
• unspent
• unsphere
• unsphered
• unspheres
• unsphering
• unspi'd
• unspide
• unspied
• unspilled
• unspilt
• unspirited
• unspiritual
• unspiritualise
• unspiritualised
• unspiritualises
• unspiritualising
• unspiritualize
• unspiritualized
• unspiritualizes
• unspiritualizing
• unspiritually
• unsplinterable
• unspoiled
• unspoilt