In English, the term "stable expressions" is often understood as the so-called "phrasal" verbs (stable combinations of verbs with adverbs and prepositions): to eat in - there are at home, to eat out - eat in a restaurant or in a cafe, to eat something up - to eat something completely.
NgesiNgisi, igama elithi "inkulumo ozinzile" ngokuvamile aqondwe njengokufaka okubizwa ngokuthi "nemabito lalukhuni" tento (inhlanganisela esitebeleni tento kanye netandziso): ukudla e - kukhona izindlu, ukudla ngaphandle - adle endaweni yokudlela noma esitolo ikhofi, ukudla okuthile - adle noma yini ngokuphelele.