Lexical Definition

‎אָמִיר‎ ʼâmîyr (aw-meer') top H:N-M
apparently from ‎אָמַר‎ (in the sense of self-exaltation)

bough, branch.

1) top, summit
1a) of tree
1b) of mountain

Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
וְהָ֣אָמִ֔יר and the tree-top Isa.17.9
אָמִ֑יר tree-top Isa.17.6

Brown-Driver-Briggs

‎אָמִיר‎ noun masculine top, summit, of tree Isa 17:6 of mountain vIsa 17:9 (? So Ew Kn De Di; Lag Che Brd Or following ᵐ5 & read ‎הָאֱמֹרִי‎); plural construct ‎אֲמִרֵי‎ Gen 49:21 (so read for ‎אִמְרֵי‎, Ew Di and others, compare also 1. ‎אֵלָה‎ p.18).

Brown-Driver-Briggs References

Book Refs
Genesis 49:21
Isaiah 17:6 · 17:9