Countable Nouns Ending in US and Containing AC

This list gathers 71 English countable nouns ending in US and containing AC, such as Cactus, Bacillus, Abacus, Lactobacillus, Acidophilus, Brachiosaurus and Acanthus. Use the sorting controls below to organize entries by length, or consult our noun grammar guide to review singular and plural count rules.

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Starts with A
14 words
abacus
acidophilus
acanthus
actus
acinus
aculeus
accessorius
antibacchius
acarus
anacyclus
acervulus
amaracus
actinobacillus
abaciscus
Starts with B
5 words
bacillus
brachiosaurus
baculovirus
bacchius
brachistocephalus
Starts with C
8 words
cactus
coxsackievirus
coccobacillus
climacus
carpometacarpus
cephalacanthus
chlamydoselachus
cephalothoracopagus
Starts with D
4 words
dactylus
dracunculus
diaconus
dipsacus
Starts with E
6 words
erinaceus
erithacus
echinocactus
euphractus
exactus
eleutherodactylus
Starts with F
4 words
fractus
fractostratus
fractocumulus
ferocactus
Starts with H
1 words
hyacinthus
Starts with I
1 words
iliacus
Starts with J
2 words
jacobus
jacchus
Starts with L
1 words
lactobacillus
Starts with M
3 words
metacarpus
macronucleus
macracanthorhynchus
Starts with N
1 words
notocactus
Starts with P
3 words
pachycephalosaurus
psittacosaurus
pneumobacillus
Starts with S
10 words
saccus
sacculus
styracosaurus
streptobacillus
sphacelus
saccharobacillus
saccobranchus
sacrococcygeus
stachyurus
shanachus
Starts with T
6 words
tractus
tactus
thiobacillus
trachycarpus
trachinus
trachypterus
Starts with U
1 words
urachus
Starts with Z
1 words
zygocactus

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