This root form (lemma) is used in 2 different forms in the NT: ἀναβαθμούς (AMP), ἀναβαθμῶν (GMP).
It is glossed in 1 way: ‘stairs’.
OET ACTS 21:35 Greek word=ἀναβαθμούς (anabathmous) Morphology=AMP English gloss=‘stairs’ SR GNT ACTS 21:35 word 7
OET ACTS 21:40 Greek word=ἀναβαθμῶν (anabathmōn) Morphology=GMP English gloss=‘stairs’ SR GNT ACTS 21:40 word 13