insulse /in-sulsˈ/ (rare)

1. Lacking wit
2. Dull, stupid
3. Tasteless, insipid

• unreasonably
• unreasoned
• unreasoning
• unreasoningly
• unreasons
• unreave
• unreaved
• unreaves
• unreaving
• unrebated
• unrebuked
• unrecallable
• unrecalled
• unrecalling
• unrecapturable
• unreceipted
• unreceived
• unreceptive
• unreciprocated
• unrecked
• unreckonable
• unreckoned
• unreclaimable
• unreclaimably
• unreclaimed