Seven letter words change one or two letter to make a new word

drummer

murders

Is there a rule about how close together the same word can appear? eg. summers

Not a rule, but it’s considered bad form to repeat words just a few posts later. I always look back at the past five words or so, at least, to avoid repetition.

murders
murmurs

Mummers

bummers

sublime

milieus

similes

mildews

implied

replied

predate

prorate

terrors

rostrum

rosters

rooster

destroy

destiny