"hadst keeping" is a phrase from Old English that means "to keep or guard carefully." Some synonyms for this phrase include "watching over," "attending to," "maintaining vigilance," "preserving," and "safeguarding." Other similar phrases that convey similar meanings include "exercising caution," "keeping a close eye on," "being mindful of," and "taking great care of." These words and phrases emphasize the importance of being responsible and attentive, and highlight the need to take great care when entrusted with the safety and well-being of others or valuable possessions. Whether it's guarding a treasure or safeguarding a loved one, the phrase "hadst keeping" and its synonyms remind us of the importance of being diligent and vigilant in our duties.