'dst /dst/ a shortened form of hadst, wouldst, etc.

DST

Daylight Saving Time

• groundplots
• ground-position indicator
• ground provisions
• groundprox
• groundproxes
• ground rent
• ground rents
• ground-robin
• ground-robins
• ground rule
• ground rules
• ground run
• ground runs
• grounds
• groundsel
• groundsell
• groundsels
• groundsheet
• groundsheets
• groundsill
• groundskeeper
• groundskeepers
• ground-sloth
• ground-sloths
• groundsman