1. With regard to or concerning limnology

See also: limnological

• undersaturated
• underscore
• undersea
• underseal
• undersealed
• undersecretary
• undersell
• underseller
• undersexed
• undershirt
• undershoot
• undershorts
• undershot
• undershrub
• underside
• undersign
• undersize
• undersized
• underskirt
• underslung
• undersoil
• underspend
• understaffed
• understand
• understandability