1. illim — de Vaan
illim 'thence' (PL+), illinc 'from that place' (Naev.+), Hid 'thither' (Naev.+), Hide 'thither5 (Andr.+), illuc 'thither' (PU). This pronoun replaces olle / ollus. The change of o- to /- is generally explained from analogy with iste, although Sihler 1995 considers a proclitic form *e/fe, which turned to ille by phonetic influence of / exilis. If ollus derives from *ο/-κο-, the original nom.sgm must have been ollus. … — [de Vaan, s.v. illim, p. 312]