how to say “amazing” in Hebrew
The Hebrew word for amazing is מַדְהִים (listen and repeat). This is an adjective deriving from the active-intensive הִפְעִיל verb, לְהַדְהִים (listen and repeat).
For example:

I saw an amazing movie yesterday.
listen
and, in the feminine:
What amazing music!
listen
The root is ד.ה.מ meaning amazement or being taken aback. Another usage (the one in ירמיהו יד, ט – Jeremiah 14:9) is amazed – נִדְהָם (listen and repeat) in the masculine and נִדְהֶמֶת (listen and repeat) in the feminine. These words invoke the “passive”-simple נִפְעַל verb form. They also function as verbs, for example:
She was amazed at (by) the sight.
listen
Synonyms for amazing include:
listen and repeat
מַטְרִיף – (also) crazy-making
listen and repeat
מְהַמֵּם – stunning
listen and repeat
…and others.
