unfoundˈed adjective

1. Not founded
2. Without foundation, baseless
3. Without bottom, bottomless (Milton)

• old stagers
• oldster
• oldsters
• old stories
• old story
• Old Style
• old talk
• old-talk
• old-talked
• old-talking
• old-talks
• Old Testament
• old thing
• old-time
• old-timer
• old-timers
• Old Tom
• old wife
• old wives
• old wives' tale
• old woman
• old-womanish
• Old Woman of Threadneedle Street
• old women
• old-world