α. 1500s– Rosh Hashana, 1700s– Rosh Hashanah, 1800s– Rosh Ashana, 1800s– Rosh Hasshanah, 1800s– Rosh Hoshanah (irregular), 1900s– Rosh Hoshana (irregular).
β. 1700s Rosh Haushaunau, 1700s– Rosh Hashono, 1800s– Rosh Ashono, 1800s– Rosh Hashona, 1800s– Rosh Hashonah, 1800s– Rosh Hashonoh, 1800s– Rosh Hoshonah, 1900s– Rosh Hoshona, 1900s– Rosh Hoshonoh.
Also with lower-case initials.