Summary

Jakob Jakobsen An Etymological Dictionary of the Norn Language in Shetland…

In the last expr., ila is often understood as denoting this kind of fishing. The stone used as an anchor is commonly called ilasten or ilafast. At “ila-fishing” it is, however, not often the custom now to anchor the boat. Edm. gives “eela, iela, a fishing-place or ground for small fish near the shore”; the anchoring of the boat is not mentioned. Here, accordingly, the central point of the original meaning of ila has been lost. — From Du. is reported a pl. form äils [äils] , with anglicised pronunc.
Source: Wikisource

Jakob Jakobsen An Etymological Dictionary of the Norn Language in Shetland…

The form “ʌ‘lta” is reported from Un. Sometimes with prefixed h; hilta [hɩ‘lta] and ilta [ɩ‘lta, e‘lta] : Fo. — Acc. to Edm. ilta is found also in sense of anger (U.?) . — Prob. the neut. form “illt” of O.N. illr, adj., bad; evil; hostile; unkind; harmful, etc., this form in Shetl. Norn then changing to a substantive, when the adjectives had lost their inflexion of gender. For the supporting final vowel, see e.g. doma, jema, lama (= lem) , skalv2, skalve, stomna, sbs. — ilta-fu’, full of mischief, desirous to do damage or harm
Source: Wikisource

Jakob Jakobsen An Etymological Dictionary of the Norn Language in Shetland…

O.N. íli, m., a stone with a rope, fastened to a boat and serving as an anchor.
ilafast [i̇̄··lafast·] , sb., a stone, fastened to a rope, serving as an anchor for a boat at the so-called ila-fishing; see the preceding word. to lie at de ilafast (Du., Papa) . fast appears originally to have denoted the rope rather than the stone (comm. called “de ilasten”) ; see fast and fasti, sb.
ilasod [i̇̄··lasōd·] , sb., a fishing-ground (sod, prop. a seat) near the shore, where rod-fishing from an anchored boat is carried on. U. *ílasát. See ila, sb., and sod, sodi1, sb.
Source: Wikisource

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