well you only need one more letter if it's 4 letters and starting with you... try the alphabet
* alas * axis
coachcoatscoastcobracocoacodexcodedcodercoliccolorcoloncommacometcombocomfycountcourtcondoconiccopracopsecoralcornycouchconchcovercovencovetcoveycowercozencould
myth
y'all
macemademakemalemanemarematemitemicemileminemiremodemolemoremovemutemulemuse
A four letter word starting with the letter a is able.
Lamp
vans
the furniture store kika
Ikea (furniture) and Ille (coffee) are four letter brand names beginning with I.
poet
MakeMindMineMastMassMustMeatMeetMinkMireMadeMaidMazeMoreMood
urge
ecru
A four letter word starting with J is jump or joke.
Kick
kook