Countable Nouns Ending in OID and Containing SI

This list gathers 18 English countable nouns ending in OID and containing SI, such as Sigmoid, Parasitoid, Sinusoid, Resinoid, Siluroid, Sirenoid and Simioid. 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 F
1 words
favositoid
Starts with H
1 words
hypsilophodontoid
Starts with P
1 words
parasitoid
Starts with R
1 words
resinoid
Starts with S
13 words
sigmoid
sinusoid
siluroid
sirenoid
simioid
sipunculoid
silaginoid
sigillaroid
simulioid
sistroid
siphonozooid
sigillarioid
sivatherioid
Starts with T
1 words
tarsioid

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