Sinuses
As a noun 'Sinus' . it plural is 'Sinii'. NOT 'sinuses' , which refers to a verb. Many English language nouns ending is 'us' as the singular. have ' --ii' as plurtal. e.g. Radius / Radii Focus / Foci Hence Sinus / Sinii
The only likely word is the plural "treetops" (the upper limbs of trees).
The plural of trick is tricks.
The noun cot has a regular plural, cots.
The plural form of the noun torches. The plural possessive form is torches'.Example: After dark, the torches' lights of many skiers twinkled down the mountain.
As a noun 'Sinus' . it plural is 'Sinii'. NOT 'sinuses' , which refers to a verb. Many English language nouns ending is 'us' as the singular. have ' --ii' as plurtal. e.g. Radius / Radii Focus / Foci Hence Sinus / Sinii
Sinus- is the root word for sinusitis. The suffix -itis refers to inflammation.
The word crises is a plural word; it is the plural form of the word crisis.
There is no plural word for if.
The plural form for the demonstrative pronoun this is these.
sinus
A non-plural word, a word (noun or pronoun) that is not plural is singular, a word for just one.
The plural word of delay is delays.
the plural word is comedones
No it's a singular word. A plural word would be "have".
well the definition of the word Lavage means to "wash out an organ" so lavage of the maxillary sinus mean to wash out the maxillary sinus.
Leukocytes is the plural of leukocyte