1. Unduly enthusiastic

See also: enthusiastic

• side-blotched lizard
• side-glance
• side-look
• side-to-side
• side-wheeler
• side-whiskers
• sidearm
• sideband
• sidebar
• sideboard
• sideburn
• sidecar
• sidehill
• sidekick
• sidelight
• sideline
• sidelong
• sideman
• sidepiece
• sidereal
• sidereal day
• sidereal hour
• sidereal month
• sidereal time
• sidereal year