STAIR is good. So is STARE, STALE, and STEAL. Or you could go with SUITE or even AUDIO to narrow down the vowels.
I do, usually on the tablet in bed upon waking (after checking the news and webcomics, then this place). Octordle has a new feature - Rescue. The computer has taken the first four goes for you - usually badly - and you have to try and get things back with only 1 spare guess. My win rate there is 54%, but the aim is to try and lose least badly if you can't win (I only had 1 word missing on the other 46%).