Countable Nouns Starting with S and Containing UM

Explore 299 verified English countable nouns starting with S and containing UM, including Summer, Sum, Summary, Stadium, Summit, Spectrum and Stumble. Browse these count nouns with singular and plural forms below, or review singular and plural count rules in our noun grammar guide.

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Starts with SA24 words
sanctum
sanatorium
sanitarium
sacrum
satsuma
sargassum
salumi
salumeria
saeculum
saumya
salume
saumon
saccharum
sacramentum
sacrarium
sandpump
santalum
sacerdotium
sabbatum
sagum
sapium
sauromatum
sarmentum
sargassumfish
Starts with SC24 words
scum
scumbag
scrum
scrotum
scumball
scriptorium
schumpeter
scrummage
scrump
scrumhalf
scutum
scummer
scrumpy
scutellum
scumble
scumbro
scrumple
schlumbergera
scholium
sclerotium
screendump
scolopendrium
scrumdown
scalpellum
Starts with SE24 words
serum
septum
sedum
sensorium
seaquarium
sesamum
sempervivum
severum
semidocumentary
sedilium
sensillum
sensum
sepium
septennium
sequestrum
sestertium
semicircumference
separatum
sexennium
septarium
semihumanitarian
semiplume
semicircumferentor
seropneumothorax
Starts with SH5 words
showjumper
shumai
shockumentary
showjump
shukulumbwe
Starts with SI19 words
simulacrum
signum
silphium
sistrum
silybum
sigillum
significatum
simpulum
simulium
sisymbrium
siglum
sium
simplum
sisyrinchium
simillimum
siphonium
sivatherium
silicoaluminate
sicilicum
Starts with SK3 words
skookum
skellum
skummer
Starts with SL8 words
slump
slum
slumber
slumlord
slummer
slumberer
slumgullion
slummock
Starts with SM
1 words
smokejumper
Starts with SO17 words
sorghum
solarium
solanum
solum
solatium
soum
sourgum
soliloquium
soredium
soumak
solstitium
soralium
southumbrian
solenium
soumarque
sorosporium
soumansite
Starts with SP24 words
spectrum
speculum
sputum
speedbump
sporangium
spumante
sphagnum
spumoni
spume
spodumene
spumone
spermatogonium
splenium
spirillum
spathiphyllum
spatium
spiculum
spermarium
sparganum
spermogonium
sporogonium
sparganium
spermatium
spiraculum
Starts with ST24 words
stadium
stumble
stump
stratum
strum
sternum
striatum
strumpet
stumper
strummer
stumbler
stratocumulus
struma
stramonium
stumblebum
stellium
stumer
stomium
stomodeum
stummel
stumpnose
staminodium
stylopodium
stylophorum
Starts with SU24 words
summer
sum
summary
summit
summertime
summons
superhuman
summation
summarization
summoner
sumo
sump
sumatra
sumerian
subhuman
sumac
summerhouse
summa
substratum
subforum
sugarplum
supernumerary
summarizer
subsumption
Starts with SW
1 words
sweetgum
Starts with SY13 words
symposium
syncytium
syngonium
syzygium
syllabarium
syconium
symphytum
synclinorium
sympodium
synedrium
synsacrum
synangium
synandrium

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