maladroit
muggle
subnormal
Muggle
stun
amateur
dark horse
jack of all trades, master of none
mediocrity
innumerate
never-wozzer
unadept
lame duck
wannabe
lesser mortal
skilless
peon
hopeless
strengthlessness
ne'er-do-well
layman
nearly man
strengthless
halfwit
odd bod
dropkick
Joe Sixpack
inexpert
lost soul
nonachiever
unelectable
weakling
NEET
flake
lackluster
zhing-zhong
duffer
sack of flesh
unqualified
neglecter
lackbrain
incompetent
bungling
clumsy
dirtbrain
inferior
fumbling
inadequate
unskilled person
empty suit
numskull
threshold worker
idiot
loser
nonaspirant
talentlessness
unhopeful
coward
pseudointellectual
loose cannon
simple
impotent
inadequacy
talent
mentally deficient person
stupidass
unskilled
simpleton
backbencher
galoot
unably
incompetent person
bottler
submoron
scrub
deficient
lamester
defaulter
meathead
inability
nonprofessional
talentless
noncolleague
mere mortal
nontalent
untalentedness
civilian
handicapped person
subexpert
gimp
poorly
dimwit