stagneren angolul

languish [languished, languishing, languishes]▼(to be neglected, to make little progress)
verb
[UK: ˈlæŋ.ɡwɪʃ] [US: ˈlæŋ.ɡwɪʃ]

plateau▼(level off)
verb
[UK: ˈplæ.təʊ] [US: plæˈto.ʊ]