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

deserts

lessers

servile

slivers

reviles

vittles

vitiate

Vietnam

emanate

methane

empathy

sympath

https://www.spiritualunite.com/articles/the-difference-between-an-empath-a-sympath-and-one-who-practices-compassion/

pastime

stamina

animals

minimal

minimus

summons

Mormons

moronic