6-Letter Word-Change one or two letters make a new word

severe

vested

stewed

wasted

straws

wraith

wreath

thrash

trashy

Shasta

hasten

chaste

chased

chaser

preach

peachy

Beachy

http://www.beachyam.org/

Baruch

(link)

Also: Bernard Baruch - Wikipedia

Barack

scarab