Synonyms: squabble, bicker, brabble, quibble, niggle, pettifog
Definition: argue over petty things
Usage: Let's not quibble over pennies
Definition: worry unnecessarily or excessively
Usage: don't fuss too much over the grandchildren--they are quite big now
Similar words: worry
Definition: be worried, concerned, anxious, troubled, or uneasy
Usage: I worry about my job