Ae (Quenya?) noun "day" (LEP/LEPEN/LEPEK - aewas written over ar [# 2] in the names of the Valinorean week, but ar was not struck out.)
aha noun "rage", also name of tengwa #11, earlier called harma(Appendix E)
ahosta see hosta
ahtar- “do back; react; requite, avenge” (PE17:166). Also accar-. (The note containing this form was struck out, but the related Sindarin word acharn “vengeance” appears in the narratives.)
#ahya- vb. "change" (intransitive), only attested in the past tense: ahyanë(PM:395)
ai! interjection "Ah!", "Alas!" (Nam, RGEO:66; also twice in Narqelion, untranslated.) In one (abandoned) version of the Quenya Lord's Prayer, Tolkien may seem to use ai as a vocative particle: ai Ataremma ?"o our Father" (VT43:10, 13)