1. Mentally sluggish
   - lumpish, unthinking

See also: stupid

Encyclopedia: Lumpen

• facilitative
• facilitator
• facilitatory
• facility
• facing
• facing pages
• facsimile
• facsimile machine
• fact
• fact mood
• fact of life
• fact-finding
• facticity
• faction
• factional
• factionalism
• factious
• factiously
• factitious
• factitive
• factoid
• factor
• factor analyse
• factor analysis
• factor analytic