Answer:
In the "Wife’s Lament", the narrator explains how she has been feeling since her lord left her and their family behind. She recounts the events that led her to suffer. When she says that she and her husband were blithe, she refers to the memories of the good times that will not come again.
Step-by-step explanation:
She recalls how happy were they before her misery started. The felt that way because the main aspect in their relationship was love, but then everything changed and they lost what makes them truly happy.