1. Making an additional point; anyway
   "I don't want to go to a restaurant; besides, we can't afford it"
   - in any case 
2. In addition
   - too, also, likewise, as well

1. In addition to; as well as

Encyclopedia: Besides

• untechnical
• untellable
• untempered
• untempting
• untenable
• untenanted
• untended
• Untermeyer
• untested
• untethered
• unthankful
• unthaw
• unthawed
• untheatrical
• unthematic
• unthinkable
• unthinkably
• unthinking
• unthinkingly
• unthought
• unthought-of
• unthoughtful
• unthoughtfulness
• unthread
• unthreatening