The Game of Doublets--Reboot f

Correct. So last correct play before that was McChesney with
Swimmers

slimmers

Slammers

stammers

Stampers

stamper

Tamper

temper

Temped

tempted

tempter

Templer

Templar

Templer is not valid word.

Tempters

tempers

Tampers

trampers

tramper

tramped