1. In your mind
   "he suffered mentally"

See also: mental

• underlying
• undermanned
• undermentioned
• undermine
• undermost
• underneath
• undernourish
• undernourished
• undernourishment
• underpants
• underpart
• underpass
• underpay
• underpayment
• underperform
• underperformer
• underpin
• underpinning
• underplant
• right-winger
• righteous
• righteously
• righteousness
• righteye flounder
• righteyed flounder