Maire Griffiths was surprised but delighted when she found she was pregnant after making love with Aneurin on 26 December 1892. When they were living together she used a vaginal sponge when they had sexual intercourse, but after they separated she had bought any sponges. After she missed her periods in January and February 1893, she was sure she was pregnant. She told Hannah Davis, her beloved helpmeet and wife in all but name, the good news, then her children and siblings. She told Nye and Arwen Smith when they visited her at home in Swansea. Nye was pleased, but Arwen was furious with Aneurin was furious for being unfaithful to him.
Aneurin's book of poems about Carmarthen and the surrounding countryside, Arwen and Thomas, their son born on 20 April 1893, was published in May 1893. It was dedicated to Arwen and was a critical and popular success. It was well known that he had left his wife and was living with Arwen. Most people sided with Maire. rather than Nye in them living separately. She and Hannah were sleeping together, but their intimacy was now more affectionate than sexual. Maire and Nye loved each other, and they made love a few times when he visited her. She used a vaginal sponge every time. They were legally married to each other. But she would not leave Hannah, and he would not leave Arwen.
Maire gave birth to a baby girl at home on Wednesday 4 October 1893. Her eldest daughter, Eithne, and her friend, Elizabeth Kelly, were the midwives. Hannah was also there. She phoned Nye at his home in Carmarthen. He was happy that his wife had given birth to a daughter, and they were both well. They named their daughter Sorcha. She was their thirteenth child and eighth daughter.
Arwen became pregnant by Nye in mid October 1893. She gave birth to a baby boy at home in Carmarthen on 17 July 1894. She and Nye named him Emrys. She insisted on giving him the surname of Smith. He was her third son and third child by him, and her seventh son and tenth child.