Six-letter words - change zero to two letters make a new word (Part 1)

[chiliwillybing]

pierce

[Biffster]

pieces

[aceplace57]

nieces

[chiliwillybing]

scenic

[aceplace57]

nicked

[chiliwillybing]

direct

[aceplace57]

erects

[chiliwillybing]

secret

[aceplace57]

recess

[burpo_the_wonder_mutt]

Xerxes

[Elendil_s_Heir]

flexes

[chiliwillybing]

reflex

[aceplace57]

reflux

That burning feeling I know too well.

[Ignatz]

ruffle

[Biffster]

muffle

[aceplace57]

tussle

[chiliwillybing]

supple

[burpo_the_wonder_mutt]

people

[chiliwillybing]

pueblo

[Biffster]

@aceplace57

tussle

That’s three letters changed.