petty

Synonyms: base casual cheap contemptible frivolous inconsequent inconsiderable inessential inferior irrelevant junior lesser light little lower measly minor narrow-minded negligible nickel-and-dime niggling paltry peanut penny-ante pettifogging picayune piddling scratch secondary shabby shallow shoestring slight small small-minded subordinate trifling two-bit unimportant

Antonyms: consequential important major necessary prominent significant useful