insignificant (adj.)

• aimless
• casual
• cursory
• dinky
• dispensable
• empty
• few
• footling
• garbled
• immaterial
• inane
• inappreciable
• inconsequential
• inconsiderable
• inessential
• inferior
• insubstantial
• irrelevant
• lesser
• light
• little
• low
• meager
• meaningless
• miniature
• minor
• minute
• negligible
• niggling
• nonessential
• nugatory
• null
• paltry
• petty
• phatic
• picayune
• piddling
• pointless
• puny
• purposeless
• scrambled
• secondary
• senseless
• shallow
• short
• skin-deep
• small
• small-time
• superficial
• technical
• tiny
• trifling
• trivial
• unessential
• unimportant
• unimpressive
• unmeaning
• unsubstantial