flettersi significa in inglese

sag [sagged, sagging, sags]▼(to sink)
verb
[UK: sæɡ] [US: ˈsæɡ]

genuflect [genuflected, genuflecting, genuflects]▼(to behave in a servile manner)
verb
[UK: ˈdʒe.njʊ.flekt] [US: ˈdʒe.njʊ.flekt]