Ambarussa masc. name "top-russet", alternation of Umbarto, mother-name (never used in narrative) of Telufinwë = Amras (PM:353-354)
ambëadv. “more”, “used of any kind of measurement spatial, temporal, or quantitative” (PE17:91). As noun or adjective, amba.
ambelaadv. “further still beyond, far away beyond” (PE17:91)
ambenaadv. “nearer to (to a further point in the motion) towards an object” (PE17:91). Also amna.
ambonoun "hill, rising ground” (Markirya, PE17:92), “mount” (PE17:157), allative pl. ambonnar "upon hills" in Markirya (ruxal' ambonnar "upon crumbling hills") According to VT45:5, ambo was added to the Etymologies as a marginal note.
ambos (ambost-) noun “breast” (chest). –PE16:82
ambunaadj. “of flat ground dotted with hills etc.” (PE17:93)
ámen, see me
amilnoun "mother" (AM1), also emil (q.v.) Longer variant amillë(VT44:18-19), compounded Eruamillë "Mother of God" in Tolkien's translation of the Hail Mary (VT43:32). If amil is a shortened form of amillë, it should probably have the stem-form amill-. Also compare amilyë, amya, emya. Compounded amil- in amilessënoun "mothername" (cf. essë "name"), name given to a child by its mother, sometimes with prophetic implications (amilessi tercenyë "mother-names of insight"). (MR:217).
Amillionnoun "February" (LT1:249; LotR-style Quenya has Nénimë)