Yes, markups is a Scrabble word!

...and is worth 15 points in Scrabble, and 18 points in Words with Friends

markups

Noun

1. The amount added to the cost to determine the asking price

2. Detailed stylistic instructions for typesetting something that is to be printed; manual markup is usually written on the copy (e.g. underlining words that are to be set in italics)

What Scrabble words can I make with the letters in markups?

6 Letter Words

markup

5 Letter Words

arums
marks
muras
murks
parks
prams
praus
pumas
rakus
ramps
ramus
rumps
spark
supra

4 Letter Words

amps
amus
arks
arms
arum
auks
maps
mark
mars
mask
mura
murk
musk
pams
park
pars
pram
prau
puma
purs
raku
ramp
rams
raps
rasp
rump
rums
rusk
samp
sark
skua
spam
spar
spur
sump
sura
umps
upas
urps
ursa

Search for more Scrabble words

Words that can be created with an extra letter added to markups:

G:pugmarks