Yes, the noun thunderstorm is a common noun, a word for any thunderstorm anywhere.
A proper noun is the name of a person, place, thing, or a title; for example:
Yes, thunderstorms is a noun, a plural, common, concrete noun; a word for a weather condition, a word for a thing.
Common noun
common
Pea is a common noun, and peas is the plural...still a common noun.
A common noun.
Most definitely a common noun.
Camel is a common noun.
Th word tail is a common noun because the first letter of a proper noun is capitalized.
it is re@lly @ common noun
common
The noun cassette is a common noun.
Yes, it is a common noun, not a proper noun.