Petty
Definition 1 of 3
Pro Tip 1/2
Don't underestimate
Even 'petty' matters can feel significant for personal reasons. Context matters. To outsiders, his obsession with those petty details seemed excessive.
Pro Tip 2/2
Cultural sensitivity
What's considered 'petty' can vary by culture; be mindful when discussing others' concerns. In some cultures, what we call petty gossip might be a way of social bonding.