lusüülk [lu/*süülk]
Stem with modifying proclitic composed of: lu=  in, süülk  middle
intransitive verb. in the middle
../mp3s/l/lusuulk-em-hb-02.mp3 Süülga goomsm wil yeltgas Sally. Sally came back in the middle of winter.

Source: Draft Dictionary entry. Draft Dictionary entry.