Noun
subunderlease (plural subunderleases)
(property law) A lease subunderlet by a subtenant to a subundertenant; a third-order lease.
Synonyms: subsublease, subsubtenancy, subunderletting, subsubletting
Hypernyms: sublease, underlease, subtenancy, undertenancy, subletting, underletting, (informal) sublet, underlet
Hyponyms: sub-subunderlease, sub-sub-sublease