dolina /dō-lēˈnə/ or doline /dō-lēnˈ/ (geology)

A swallow hole

• syngraph
• syngraphs
• synizeses
• synizesis
• synkaryon
• synkaryons
• synod
• synodal
• synodals
• synodic
• synodical
• synodically
• synodic month
• synodic period
• synodic periods
• synods
• synodsman
• synodsmen
• synoecete
• synoecetes
• synoecioses
• synoeciosis
• synoecious
• synoecise
• synoecised