The plural is motorcycles.
The noun 'motorcycles' is a plural, common, concrete noun; a word for two or more motor vehicles; a word for things.The singular noun is 'motorcycle' a word for one of this type of motor vehicle.
The word crises is a plural word; it is the plural form of the word crisis.
There are two o's in the word motorcycle.
I don't think motorcycle isn't much lengthy word which need to abbreviate.
One word (motorcycle)
There is no plural word for if.
The plural form for the demonstrative pronoun this is these.
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".
Leukocytes is the plural of leukocyte