A hesitant suggestion: 'tiar' in the Irish custom of directions is 'back,
behind, and 'after'. Taobh thiar de X = behind X. Could what you are
looking for be '(and) after that hourney'?
David Stifter wrote:
>>> conid tíar dind fecht sin fúair a bás tria ét Ailella.
>> tíar = in the west
>> dind fecht sin = from that expedition
> The combination of "west of, in the west" and "journey, expedition;
> occasion, time" is unusual.
It struck me as odd, too. I immediately thought of Modern Irish expressions
such as "taobh thiar de = behind" which combine "tíar / thiar" and "de".
But that doesn't fit, and I don't think that "tíar de" can have a temporal