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saighdearsoldiermasculine noun
the
an saighdear
after a preposition
an t-saighdear
of the
an t-saighdeir
plural
saighdearan
the (plural)
na saighdearan

Also the chess pawn.

Every form but the headword, the genitive and the plural is worked out by the spelling rules in the grammar guide, so what you see here is what the guide teaches. Awaiting a fluent speaker’s review.