1. Of an organism's environment; least favourable for survival
   - pessimal

See also: worst

• spindleberry
• spindleberry tree
• spindlelegs
• spindleshanks
• spindling
• spindly
• spindrift
• spine
• spine-chilling
• spine-chillingly
• spine-tingling
• spine-tinglingly
• spine-tipped
• spinel
• spinel ruby
• spineless
• spinelessly
• spinelessness
• spinet
• spinifex
• spininess
• spinmeister
• spinnability
• spinnable
• spinnaker