The phrase "more battening" can mean the act of securing something more tightly or adding more material to reinforce it. Some synonyms for this term could include: fortifying, reinforcing, strenghtening, securing, bracing, shoring up, buttressing, propping and bolstering. These words all indicate the act of making something more secure and sturdy. In construction, these terms can be used for adding support to a structure, while in the figurative sense, they can be applied to improving one's own strength, resilience, and mental fortitude. Whatever the context may be, these synonyms for "more battening" encourage a sense of strength, stability, and security.