Yesterday; i.e., the last daytime period, nawā'ah, preceding the present time or the last nighttime period, nowod, preceding this present daytime period.
A specific time of day or night within the general time designation `yesterday' may be specified by hi or hidin followed by either a time verb or temporal verb phrase inflected for past tense, or by a time noun.
Ad ugāban hi nahīlip.
Yesterday during the mid afternoon.
Ad ugga hidin nuntamūa'.
Yesterday during the time I was working.
Ad ugāban hi hoddomna.
Yesterday during mid evening;
(spoken during an immediately following daytime period). As part of a sentence introducer preceding a sentence comment or as a comment ad ugāban is optionally preceded by either hay 1 or hi1 4b. As part of a time margin, this time noun is optionally preceded by hi1 4b.
ad abiggat, Time Nouns with Preceding Time Determiners,