-i nominative plural ending regularly used on nouns ending in a consonant and in -ë; in the latter case, -ë is displaced (e.g. Quendë pl. Quendi).
Quenya
inyë
i, too
inyë
pronoun. I (emphatic)
-i
-i
ni
pronoun. me, I
-n(yë)
suffix. I
-n
suffix. I
inyë emphatic independent 1st person sg. pronoun, "I" with emphasis, translated "I, too" in LR:61 (and, according to one reading of Tolkiens manuscript, in VT49:49).